Home / 42,406.16-63,607.62-17,439.26

Finding the Fourth Proportional to 42,406.16, 63,607.62 and 17,439.26

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Solution

The fourth proportional to 42,406.16, 63,607.62 and 17,439.26 is: 26,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406.16 : 63,607.62 = 17,439.26 : x
  2. Step 2: Convert to fraction form
    42,406.16/63,607.62 = 17,439.26/x
  3. Step 3: Cross multiply
    42,406.16x = 63,607.62 × 17,439.26
  4. Step 4: Simplify right side
    42,406.16x = 1,109,269,823.16
  5. Step 5: Solve for x
    x = 1,109,269,823.16/42,406.16
  6. Step 6: Final answer
    x = 26,158.22

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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.