Home / 31,324.19-46,981.28-9,132.37

Finding the Fourth Proportional to 31,324.19, 46,981.28 and 9,132.37

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Solution

The fourth proportional to 31,324.19, 46,981.28 and 9,132.37 is: 13,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.19 : 46,981.28 = 9,132.37 : x
  2. Step 2: Convert to fraction form
    31,324.19/46,981.28 = 9,132.37/x
  3. Step 3: Cross multiply
    31,324.19x = 46,981.28 × 9,132.37
  4. Step 4: Simplify right side
    31,324.19x = 429,050,445.10
  5. Step 5: Solve for x
    x = 429,050,445.10/31,324.19
  6. Step 6: Final answer
    x = 13,697.10

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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.