Home / 25,600.46-38,417.98-8,960.63

Finding the Fourth Proportional to 25,600.46, 38,417.98 and 8,960.63

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Solution

The fourth proportional to 25,600.46, 38,417.98 and 8,960.63 is: 13,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.46 : 38,417.98 = 8,960.63 : x
  2. Step 2: Convert to fraction form
    25,600.46/38,417.98 = 8,960.63/x
  3. Step 3: Cross multiply
    25,600.46x = 38,417.98 × 8,960.63
  4. Step 4: Simplify right side
    25,600.46x = 344,249,304.13
  5. Step 5: Solve for x
    x = 344,249,304.13/25,600.46
  6. Step 6: Final answer
    x = 13,447.00

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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.