Home / 44,130.66-66,225.15-20,758.92

Finding the Fourth Proportional to 44,130.66, 66,225.15 and 20,758.92

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Solution

The fourth proportional to 44,130.66, 66,225.15 and 20,758.92 is: 31,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,130.66 : 66,225.15 = 20,758.92 : x
  2. Step 2: Convert to fraction form
    44,130.66/66,225.15 = 20,758.92/x
  3. Step 3: Cross multiply
    44,130.66x = 66,225.15 × 20,758.92
  4. Step 4: Simplify right side
    44,130.66x = 1,374,762,590.84
  5. Step 5: Solve for x
    x = 1,374,762,590.84/44,130.66
  6. Step 6: Final answer
    x = 31,152.10

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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.