Home / 19,516.95-29,275.49-4,725.83

Finding the Fourth Proportional to 19,516.95, 29,275.49 and 4,725.83

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Solution

The fourth proportional to 19,516.95, 29,275.49 and 4,725.83 is: 7,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.95 : 29,275.49 = 4,725.83 : x
  2. Step 2: Convert to fraction form
    19,516.95/29,275.49 = 4,725.83/x
  3. Step 3: Cross multiply
    19,516.95x = 29,275.49 × 4,725.83
  4. Step 4: Simplify right side
    19,516.95x = 138,351,073.91
  5. Step 5: Solve for x
    x = 138,351,073.91/19,516.95
  6. Step 6: Final answer
    x = 7,088.77

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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.