Home / 19,659.61-29,506.35-10,306.12

Finding the Fourth Proportional to 19,659.61, 29,506.35 and 10,306.12

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Solution

The fourth proportional to 19,659.61, 29,506.35 and 10,306.12 is: 15,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.61 : 29,506.35 = 10,306.12 : x
  2. Step 2: Convert to fraction form
    19,659.61/29,506.35 = 10,306.12/x
  3. Step 3: Cross multiply
    19,659.61x = 29,506.35 × 10,306.12
  4. Step 4: Simplify right side
    19,659.61x = 304,095,983.86
  5. Step 5: Solve for x
    x = 304,095,983.86/19,659.61
  6. Step 6: Final answer
    x = 15,468.06

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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.