Home / 52,261.22-78,391.83-17,210.90

Finding the Fourth Proportional to 52,261.22, 78,391.83 and 17,210.90

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Solution

The fourth proportional to 52,261.22, 78,391.83 and 17,210.90 is: 25,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,261.22 : 78,391.83 = 17,210.90 : x
  2. Step 2: Convert to fraction form
    52,261.22/78,391.83 = 17,210.90/x
  3. Step 3: Cross multiply
    52,261.22x = 78,391.83 × 17,210.90
  4. Step 4: Simplify right side
    52,261.22x = 1,349,193,946.95
  5. Step 5: Solve for x
    x = 1,349,193,946.95/52,261.22
  6. Step 6: Final answer
    x = 25,816.35

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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.