Home / 52,718.04-79,077.08-15,278.15

Finding the Fourth Proportional to 52,718.04, 79,077.08 and 15,278.15

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Solution

The fourth proportional to 52,718.04, 79,077.08 and 15,278.15 is: 22,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,718.04 : 79,077.08 = 15,278.15 : x
  2. Step 2: Convert to fraction form
    52,718.04/79,077.08 = 15,278.15/x
  3. Step 3: Cross multiply
    52,718.04x = 79,077.08 × 15,278.15
  4. Step 4: Simplify right side
    52,718.04x = 1,208,151,725.69
  5. Step 5: Solve for x
    x = 1,208,151,725.69/52,718.04
  6. Step 6: Final answer
    x = 22,917.24

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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.