Home / 52,148.28-78,214.50-17,087.16

Finding the Fourth Proportional to 52,148.28, 78,214.50 and 17,087.16

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Solution

The fourth proportional to 52,148.28, 78,214.50 and 17,087.16 is: 25,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.28 : 78,214.50 = 17,087.16 : x
  2. Step 2: Convert to fraction form
    52,148.28/78,214.50 = 17,087.16/x
  3. Step 3: Cross multiply
    52,148.28x = 78,214.50 × 17,087.16
  4. Step 4: Simplify right side
    52,148.28x = 1,336,463,675.82
  5. Step 5: Solve for x
    x = 1,336,463,675.82/52,148.28
  6. Step 6: Final answer
    x = 25,628.14

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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.