Home / 52,419.08-78,639.96-17,357.48

Finding the Fourth Proportional to 52,419.08, 78,639.96 and 17,357.48

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Solution

The fourth proportional to 52,419.08, 78,639.96 and 17,357.48 is: 26,039.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419.08 : 78,639.96 = 17,357.48 : x
  2. Step 2: Convert to fraction form
    52,419.08/78,639.96 = 17,357.48/x
  3. Step 3: Cross multiply
    52,419.08x = 78,639.96 × 17,357.48
  4. Step 4: Simplify right side
    52,419.08x = 1,364,991,532.90
  5. Step 5: Solve for x
    x = 1,364,991,532.90/52,419.08
  6. Step 6: Final answer
    x = 26,039.98

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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.