Home / 53,368.12-80,052.24-13,925.20

Finding the Fourth Proportional to 53,368.12, 80,052.24 and 13,925.20

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Solution

The fourth proportional to 53,368.12, 80,052.24 and 13,925.20 is: 20,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,368.12 : 80,052.24 = 13,925.20 : x
  2. Step 2: Convert to fraction form
    53,368.12/80,052.24 = 13,925.20/x
  3. Step 3: Cross multiply
    53,368.12x = 80,052.24 × 13,925.20
  4. Step 4: Simplify right side
    53,368.12x = 1,114,743,452.45
  5. Step 5: Solve for x
    x = 1,114,743,452.45/53,368.12
  6. Step 6: Final answer
    x = 20,887.82

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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.