Home / 30,061.73-45,102.93-13,433.24

Finding the Fourth Proportional to 30,061.73, 45,102.93 and 13,433.24

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Solution

The fourth proportional to 30,061.73, 45,102.93 and 13,433.24 is: 20,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.73 : 45,102.93 = 13,433.24 : x
  2. Step 2: Convert to fraction form
    30,061.73/45,102.93 = 13,433.24/x
  3. Step 3: Cross multiply
    30,061.73x = 45,102.93 × 13,433.24
  4. Step 4: Simplify right side
    30,061.73x = 605,878,190.71
  5. Step 5: Solve for x
    x = 605,878,190.71/30,061.73
  6. Step 6: Final answer
    x = 20,154.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.