Home / 42,032.32-63,009.76-14,311.04

Finding the Fourth Proportional to 42,032.32, 63,009.76 and 14,311.04

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Solution

The fourth proportional to 42,032.32, 63,009.76 and 14,311.04 is: 21,453.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,032.32 : 63,009.76 = 14,311.04 : x
  2. Step 2: Convert to fraction form
    42,032.32/63,009.76 = 14,311.04/x
  3. Step 3: Cross multiply
    42,032.32x = 63,009.76 × 14,311.04
  4. Step 4: Simplify right side
    42,032.32x = 901,735,195.75
  5. Step 5: Solve for x
    x = 901,735,195.75/42,032.32
  6. Step 6: Final answer
    x = 21,453.38

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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.