Home / 31,709.22-47,564.28-15,070.92

Finding the Fourth Proportional to 31,709.22, 47,564.28 and 15,070.92

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Solution

The fourth proportional to 31,709.22, 47,564.28 and 15,070.92 is: 22,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709.22 : 47,564.28 = 15,070.92 : x
  2. Step 2: Convert to fraction form
    31,709.22/47,564.28 = 15,070.92/x
  3. Step 3: Cross multiply
    31,709.22x = 47,564.28 × 15,070.92
  4. Step 4: Simplify right side
    31,709.22x = 716,837,458.74
  5. Step 5: Solve for x
    x = 716,837,458.74/31,709.22
  6. Step 6: Final answer
    x = 22,606.59

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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.