Home / 56,028.72-77,320.04-32,154.80

Finding the Fourth Proportional to 56,028.72, 77,320.04 and 32,154.80

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Solution

The fourth proportional to 56,028.72, 77,320.04 and 32,154.80 is: 44,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,028.72 : 77,320.04 = 32,154.80 : x
  2. Step 2: Convert to fraction form
    56,028.72/77,320.04 = 32,154.80/x
  3. Step 3: Cross multiply
    56,028.72x = 77,320.04 × 32,154.80
  4. Step 4: Simplify right side
    56,028.72x = 2,486,210,422.19
  5. Step 5: Solve for x
    x = 2,486,210,422.19/56,028.72
  6. Step 6: Final answer
    x = 44,373.86

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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.