Home / 17,155.02-23,666.88-10,439.55

Finding the Fourth Proportional to 17,155.02, 23,666.88 and 10,439.55

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Solution

The fourth proportional to 17,155.02, 23,666.88 and 10,439.55 is: 14,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155.02 : 23,666.88 = 10,439.55 : x
  2. Step 2: Convert to fraction form
    17,155.02/23,666.88 = 10,439.55/x
  3. Step 3: Cross multiply
    17,155.02x = 23,666.88 × 10,439.55
  4. Step 4: Simplify right side
    17,155.02x = 247,071,616.25
  5. Step 5: Solve for x
    x = 247,071,616.25/17,155.02
  6. Step 6: Final answer
    x = 14,402.29

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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.