Home / 21,529.38-32,293.72-10,437.02

Finding the Fourth Proportional to 21,529.38, 32,293.72 and 10,437.02

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Solution

The fourth proportional to 21,529.38, 32,293.72 and 10,437.02 is: 15,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.38 : 32,293.72 = 10,437.02 : x
  2. Step 2: Convert to fraction form
    21,529.38/32,293.72 = 10,437.02/x
  3. Step 3: Cross multiply
    21,529.38x = 32,293.72 × 10,437.02
  4. Step 4: Simplify right side
    21,529.38x = 337,050,201.51
  5. Step 5: Solve for x
    x = 337,050,201.51/21,529.38
  6. Step 6: Final answer
    x = 15,655.36

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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.