Home / 25,710.54-38,587.68-18,333.06

Finding the Fourth Proportional to 25,710.54, 38,587.68 and 18,333.06

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Solution

The fourth proportional to 25,710.54, 38,587.68 and 18,333.06 is: 27,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710.54 : 38,587.68 = 18,333.06 : x
  2. Step 2: Convert to fraction form
    25,710.54/38,587.68 = 18,333.06/x
  3. Step 3: Cross multiply
    25,710.54x = 38,587.68 × 18,333.06
  4. Step 4: Simplify right side
    25,710.54x = 707,430,252.70
  5. Step 5: Solve for x
    x = 707,430,252.70/25,710.54
  6. Step 6: Final answer
    x = 27,515.18

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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.