Home / 31,409.16-47,024.64-28,452.93

Finding the Fourth Proportional to 31,409.16, 47,024.64 and 28,452.93

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Solution

The fourth proportional to 31,409.16, 47,024.64 and 28,452.93 is: 42,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.16 : 47,024.64 = 28,452.93 : x
  2. Step 2: Convert to fraction form
    31,409.16/47,024.64 = 28,452.93/x
  3. Step 3: Cross multiply
    31,409.16x = 47,024.64 × 28,452.93
  4. Step 4: Simplify right side
    31,409.16x = 1,337,988,790.20
  5. Step 5: Solve for x
    x = 1,337,988,790.20/31,409.16
  6. Step 6: Final answer
    x = 42,598.68

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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.