Home / 39,931.52-55,108-22,941.04

Finding the Fourth Proportional to 39,931.52, 55,108 and 22,941.04

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Solution

The fourth proportional to 39,931.52, 55,108 and 22,941.04 is: 31,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931.52 : 55,108 = 22,941.04 : x
  2. Step 2: Convert to fraction form
    39,931.52/55,108 = 22,941.04/x
  3. Step 3: Cross multiply
    39,931.52x = 55,108 × 22,941.04
  4. Step 4: Simplify right side
    39,931.52x = 1,264,234,832.32
  5. Step 5: Solve for x
    x = 1,264,234,832.32/39,931.52
  6. Step 6: Final answer
    x = 31,660.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.