Home / 23,497.78-32,428.43-15,526.02

Finding the Fourth Proportional to 23,497.78, 32,428.43 and 15,526.02

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Solution

The fourth proportional to 23,497.78, 32,428.43 and 15,526.02 is: 21,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,497.78 : 32,428.43 = 15,526.02 : x
  2. Step 2: Convert to fraction form
    23,497.78/32,428.43 = 15,526.02/x
  3. Step 3: Cross multiply
    23,497.78x = 32,428.43 × 15,526.02
  4. Step 4: Simplify right side
    23,497.78x = 503,484,452.75
  5. Step 5: Solve for x
    x = 503,484,452.75/23,497.78
  6. Step 6: Final answer
    x = 21,426.89

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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.