Home / 52,776.90-79,165.08-13,334.04

Finding the Fourth Proportional to 52,776.90, 79,165.08 and 13,334.04

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Solution

The fourth proportional to 52,776.90, 79,165.08 and 13,334.04 is: 20,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.90 : 79,165.08 = 13,334.04 : x
  2. Step 2: Convert to fraction form
    52,776.90/79,165.08 = 13,334.04/x
  3. Step 3: Cross multiply
    52,776.90x = 79,165.08 × 13,334.04
  4. Step 4: Simplify right side
    52,776.90x = 1,055,590,343.32
  5. Step 5: Solve for x
    x = 1,055,590,343.32/52,776.90
  6. Step 6: Final answer
    x = 20,000.99

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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.