Home / 30,848.74-42,570.93-17,419.19

Finding the Fourth Proportional to 30,848.74, 42,570.93 and 17,419.19

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Solution

The fourth proportional to 30,848.74, 42,570.93 and 17,419.19 is: 24,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,848.74 : 42,570.93 = 17,419.19 : x
  2. Step 2: Convert to fraction form
    30,848.74/42,570.93 = 17,419.19/x
  3. Step 3: Cross multiply
    30,848.74x = 42,570.93 × 17,419.19
  4. Step 4: Simplify right side
    30,848.74x = 741,551,118.15
  5. Step 5: Solve for x
    x = 741,551,118.15/30,848.74
  6. Step 6: Final answer
    x = 24,038.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.