Home / 31,767.39-47,655.47-10,713.45

Finding the Fourth Proportional to 31,767.39, 47,655.47 and 10,713.45

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Solution

The fourth proportional to 31,767.39, 47,655.47 and 10,713.45 is: 16,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767.39 : 47,655.47 = 10,713.45 : x
  2. Step 2: Convert to fraction form
    31,767.39/47,655.47 = 10,713.45/x
  3. Step 3: Cross multiply
    31,767.39x = 47,655.47 × 10,713.45
  4. Step 4: Simplify right side
    31,767.39x = 510,554,610.95
  5. Step 5: Solve for x
    x = 510,554,610.95/31,767.39
  6. Step 6: Final answer
    x = 16,071.66

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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.