Home / 57,938.40-79,950.24-34,066.08

Finding the Fourth Proportional to 57,938.40, 79,950.24 and 34,066.08

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Solution

The fourth proportional to 57,938.40, 79,950.24 and 34,066.08 is: 47,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,938.40 : 79,950.24 = 34,066.08 : x
  2. Step 2: Convert to fraction form
    57,938.40/79,950.24 = 34,066.08/x
  3. Step 3: Cross multiply
    57,938.40x = 79,950.24 × 34,066.08
  4. Step 4: Simplify right side
    57,938.40x = 2,723,591,271.86
  5. Step 5: Solve for x
    x = 2,723,591,271.86/57,938.40
  6. Step 6: Final answer
    x = 47,008.40

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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.