Home / 30,484.02-42,065.55-17,054.22

Finding the Fourth Proportional to 30,484.02, 42,065.55 and 17,054.22

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Solution

The fourth proportional to 30,484.02, 42,065.55 and 17,054.22 is: 23,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484.02 : 42,065.55 = 17,054.22 : x
  2. Step 2: Convert to fraction form
    30,484.02/42,065.55 = 17,054.22/x
  3. Step 3: Cross multiply
    30,484.02x = 42,065.55 × 17,054.22
  4. Step 4: Simplify right side
    30,484.02x = 717,395,144.12
  5. Step 5: Solve for x
    x = 717,395,144.12/30,484.02
  6. Step 6: Final answer
    x = 23,533.48

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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.