Home / 55,419.32-76,507.18-32,765.24

Finding the Fourth Proportional to 55,419.32, 76,507.18 and 32,765.24

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Solution

The fourth proportional to 55,419.32, 76,507.18 and 32,765.24 is: 45,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,419.32 : 76,507.18 = 32,765.24 : x
  2. Step 2: Convert to fraction form
    55,419.32/76,507.18 = 32,765.24/x
  3. Step 3: Cross multiply
    55,419.32x = 76,507.18 × 32,765.24
  4. Step 4: Simplify right side
    55,419.32x = 2,506,776,114.42
  5. Step 5: Solve for x
    x = 2,506,776,114.42/55,419.32
  6. Step 6: Final answer
    x = 45,232.89

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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.