Home / 43,150.28-64,725.56-15,070.12

Finding the Fourth Proportional to 43,150.28, 64,725.56 and 15,070.12

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Solution

The fourth proportional to 43,150.28, 64,725.56 and 15,070.12 is: 22,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,150.28 : 64,725.56 = 15,070.12 : x
  2. Step 2: Convert to fraction form
    43,150.28/64,725.56 = 15,070.12/x
  3. Step 3: Cross multiply
    43,150.28x = 64,725.56 × 15,070.12
  4. Step 4: Simplify right side
    43,150.28x = 975,421,956.27
  5. Step 5: Solve for x
    x = 975,421,956.27/43,150.28
  6. Step 6: Final answer
    x = 22,605.23

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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.