Home / 52,115.74-78,124.47-17,030.86

Finding the Fourth Proportional to 52,115.74, 78,124.47 and 17,030.86

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Solution

The fourth proportional to 52,115.74, 78,124.47 and 17,030.86 is: 25,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115.74 : 78,124.47 = 17,030.86 : x
  2. Step 2: Convert to fraction form
    52,115.74/78,124.47 = 17,030.86/x
  3. Step 3: Cross multiply
    52,115.74x = 78,124.47 × 17,030.86
  4. Step 4: Simplify right side
    52,115.74x = 1,330,526,911.14
  5. Step 5: Solve for x
    x = 1,330,526,911.14/52,115.74
  6. Step 6: Final answer
    x = 25,530.23

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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.