Home / 56,505.84-84,758.76-21,437.16

Finding the Fourth Proportional to 56,505.84, 84,758.76 and 21,437.16

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Solution

The fourth proportional to 56,505.84, 84,758.76 and 21,437.16 is: 32,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,505.84 : 84,758.76 = 21,437.16 : x
  2. Step 2: Convert to fraction form
    56,505.84/84,758.76 = 21,437.16/x
  3. Step 3: Cross multiply
    56,505.84x = 84,758.76 × 21,437.16
  4. Step 4: Simplify right side
    56,505.84x = 1,816,987,099.52
  5. Step 5: Solve for x
    x = 1,816,987,099.52/56,505.84
  6. Step 6: Final answer
    x = 32,155.74

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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.