Home / 25,440-35,107.20-14,262.24

Finding the Fourth Proportional to 25,440, 35,107.20 and 14,262.24

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Solution

The fourth proportional to 25,440, 35,107.20 and 14,262.24 is: 19,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440 : 35,107.20 = 14,262.24 : x
  2. Step 2: Convert to fraction form
    25,440/35,107.20 = 14,262.24/x
  3. Step 3: Cross multiply
    25,440x = 35,107.20 × 14,262.24
  4. Step 4: Simplify right side
    25,440x = 500,707,312.13
  5. Step 5: Solve for x
    x = 500,707,312.13/25,440
  6. Step 6: Final answer
    x = 19,681.89

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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.