Home / 24,943.08-34,421.38-13,765

Finding the Fourth Proportional to 24,943.08, 34,421.38 and 13,765

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Solution

The fourth proportional to 24,943.08, 34,421.38 and 13,765 is: 18,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,943.08 : 34,421.38 = 13,765 : x
  2. Step 2: Convert to fraction form
    24,943.08/34,421.38 = 13,765/x
  3. Step 3: Cross multiply
    24,943.08x = 34,421.38 × 13,765
  4. Step 4: Simplify right side
    24,943.08x = 473,810,295.70
  5. Step 5: Solve for x
    x = 473,810,295.70/24,943.08
  6. Step 6: Final answer
    x = 18,995.66

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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.