Home / 31,350.74-47,197.15-28,595.12

Finding the Fourth Proportional to 31,350.74, 47,197.15 and 28,595.12

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Solution

The fourth proportional to 31,350.74, 47,197.15 and 28,595.12 is: 43,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.74 : 47,197.15 = 28,595.12 : x
  2. Step 2: Convert to fraction form
    31,350.74/47,197.15 = 28,595.12/x
  3. Step 3: Cross multiply
    31,350.74x = 47,197.15 × 28,595.12
  4. Step 4: Simplify right side
    31,350.74x = 1,349,607,860.43
  5. Step 5: Solve for x
    x = 1,349,607,860.43/31,350.74
  6. Step 6: Final answer
    x = 43,048.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.