Home / 27,925.46-38,537.53-15,178.64

Finding the Fourth Proportional to 27,925.46, 38,537.53 and 15,178.64

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Solution

The fourth proportional to 27,925.46, 38,537.53 and 15,178.64 is: 20,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.46 : 38,537.53 = 15,178.64 : x
  2. Step 2: Convert to fraction form
    27,925.46/38,537.53 = 15,178.64/x
  3. Step 3: Cross multiply
    27,925.46x = 38,537.53 × 15,178.64
  4. Step 4: Simplify right side
    27,925.46x = 584,947,294.36
  5. Step 5: Solve for x
    x = 584,947,294.36/27,925.46
  6. Step 6: Final answer
    x = 20,946.74

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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.