Home / 31,740.75-47,616.03-9,553.68

Finding the Fourth Proportional to 31,740.75, 47,616.03 and 9,553.68

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Solution

The fourth proportional to 31,740.75, 47,616.03 and 9,553.68 is: 14,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.75 : 47,616.03 = 9,553.68 : x
  2. Step 2: Convert to fraction form
    31,740.75/47,616.03 = 9,553.68/x
  3. Step 3: Cross multiply
    31,740.75x = 47,616.03 × 9,553.68
  4. Step 4: Simplify right side
    31,740.75x = 454,908,313.49
  5. Step 5: Solve for x
    x = 454,908,313.49/31,740.75
  6. Step 6: Final answer
    x = 14,332.00

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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.