Home / 28,750.28-43,126.64-10,032.20

Finding the Fourth Proportional to 28,750.28, 43,126.64 and 10,032.20

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Solution

The fourth proportional to 28,750.28, 43,126.64 and 10,032.20 is: 15,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.28 : 43,126.64 = 10,032.20 : x
  2. Step 2: Convert to fraction form
    28,750.28/43,126.64 = 10,032.20/x
  3. Step 3: Cross multiply
    28,750.28x = 43,126.64 × 10,032.20
  4. Step 4: Simplify right side
    28,750.28x = 432,655,077.81
  5. Step 5: Solve for x
    x = 432,655,077.81/28,750.28
  6. Step 6: Final answer
    x = 15,048.73

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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.