Home / 51,541.91-77,239.95-21,929.93

Finding the Fourth Proportional to 51,541.91, 77,239.95 and 21,929.93

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Solution

The fourth proportional to 51,541.91, 77,239.95 and 21,929.93 is: 32,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541.91 : 77,239.95 = 21,929.93 : x
  2. Step 2: Convert to fraction form
    51,541.91/77,239.95 = 21,929.93/x
  3. Step 3: Cross multiply
    51,541.91x = 77,239.95 × 21,929.93
  4. Step 4: Simplify right side
    51,541.91x = 1,693,866,310.50
  5. Step 5: Solve for x
    x = 1,693,866,310.50/51,541.91
  6. Step 6: Final answer
    x = 32,863.87

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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.