Home / 23,123.60-34,685.40-10,001.60

Finding the Fourth Proportional to 23,123.60, 34,685.40 and 10,001.60

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Solution

The fourth proportional to 23,123.60, 34,685.40 and 10,001.60 is: 15,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,123.60 : 34,685.40 = 10,001.60 : x
  2. Step 2: Convert to fraction form
    23,123.60/34,685.40 = 10,001.60/x
  3. Step 3: Cross multiply
    23,123.60x = 34,685.40 × 10,001.60
  4. Step 4: Simplify right side
    23,123.60x = 346,909,496.64
  5. Step 5: Solve for x
    x = 346,909,496.64/23,123.60
  6. Step 6: Final answer
    x = 15,002.40

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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.