Home / 21,356.53-32,013.36-7,306.93

Finding the Fourth Proportional to 21,356.53, 32,013.36 and 7,306.93

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Solution

The fourth proportional to 21,356.53, 32,013.36 and 7,306.93 is: 10,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,356.53 : 32,013.36 = 7,306.93 : x
  2. Step 2: Convert to fraction form
    21,356.53/32,013.36 = 7,306.93/x
  3. Step 3: Cross multiply
    21,356.53x = 32,013.36 × 7,306.93
  4. Step 4: Simplify right side
    21,356.53x = 233,919,380.58
  5. Step 5: Solve for x
    x = 233,919,380.58/21,356.53
  6. Step 6: Final answer
    x = 10,953.06

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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.