Home / 52,475.04-78,713.52-19,195.08

Finding the Fourth Proportional to 52,475.04, 78,713.52 and 19,195.08

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Solution

The fourth proportional to 52,475.04, 78,713.52 and 19,195.08 is: 28,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.04 : 78,713.52 = 19,195.08 : x
  2. Step 2: Convert to fraction form
    52,475.04/78,713.52 = 19,195.08/x
  3. Step 3: Cross multiply
    52,475.04x = 78,713.52 × 19,195.08
  4. Step 4: Simplify right side
    52,475.04x = 1,510,912,313.48
  5. Step 5: Solve for x
    x = 1,510,912,313.48/52,475.04
  6. Step 6: Final answer
    x = 28,792.97

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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.