Home / 25,426.37-38,140.11-17,899.17

Finding the Fourth Proportional to 25,426.37, 38,140.11 and 17,899.17

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Solution

The fourth proportional to 25,426.37, 38,140.11 and 17,899.17 is: 26,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.37 : 38,140.11 = 17,899.17 : x
  2. Step 2: Convert to fraction form
    25,426.37/38,140.11 = 17,899.17/x
  3. Step 3: Cross multiply
    25,426.37x = 38,140.11 × 17,899.17
  4. Step 4: Simplify right side
    25,426.37x = 682,676,312.71
  5. Step 5: Solve for x
    x = 682,676,312.71/25,426.37
  6. Step 6: Final answer
    x = 26,849.15

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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.