Home / 25,256.52-34,839.72-15,808.68

Finding the Fourth Proportional to 25,256.52, 34,839.72 and 15,808.68

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Solution

The fourth proportional to 25,256.52, 34,839.72 and 15,808.68 is: 21,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256.52 : 34,839.72 = 15,808.68 : x
  2. Step 2: Convert to fraction form
    25,256.52/34,839.72 = 15,808.68/x
  3. Step 3: Cross multiply
    25,256.52x = 34,839.72 × 15,808.68
  4. Step 4: Simplify right side
    25,256.52x = 550,769,984.77
  5. Step 5: Solve for x
    x = 550,769,984.77/25,256.52
  6. Step 6: Final answer
    x = 21,807.04

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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.