Home / 32,158.12-44,358.84-21,256.32

Finding the Fourth Proportional to 32,158.12, 44,358.84 and 21,256.32

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Solution

The fourth proportional to 32,158.12, 44,358.84 and 21,256.32 is: 29,320.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,158.12 : 44,358.84 = 21,256.32 : x
  2. Step 2: Convert to fraction form
    32,158.12/44,358.84 = 21,256.32/x
  3. Step 3: Cross multiply
    32,158.12x = 44,358.84 × 21,256.32
  4. Step 4: Simplify right side
    32,158.12x = 942,905,697.87
  5. Step 5: Solve for x
    x = 942,905,697.87/32,158.12
  6. Step 6: Final answer
    x = 29,320.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.