Home / 38,880.52-58,330.04-12,585.26

Finding the Fourth Proportional to 38,880.52, 58,330.04 and 12,585.26

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Solution

The fourth proportional to 38,880.52, 58,330.04 and 12,585.26 is: 18,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.52 : 58,330.04 = 12,585.26 : x
  2. Step 2: Convert to fraction form
    38,880.52/58,330.04 = 12,585.26/x
  3. Step 3: Cross multiply
    38,880.52x = 58,330.04 × 12,585.26
  4. Step 4: Simplify right side
    38,880.52x = 734,098,719.21
  5. Step 5: Solve for x
    x = 734,098,719.21/38,880.52
  6. Step 6: Final answer
    x = 18,880.89

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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.