Home / 52,263.06-72,122.76-28,389.48

Finding the Fourth Proportional to 52,263.06, 72,122.76 and 28,389.48

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Solution

The fourth proportional to 52,263.06, 72,122.76 and 28,389.48 is: 39,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,263.06 : 72,122.76 = 28,389.48 : x
  2. Step 2: Convert to fraction form
    52,263.06/72,122.76 = 28,389.48/x
  3. Step 3: Cross multiply
    52,263.06x = 72,122.76 × 28,389.48
  4. Step 4: Simplify right side
    52,263.06x = 2,047,527,652.56
  5. Step 5: Solve for x
    x = 2,047,527,652.56/52,263.06
  6. Step 6: Final answer
    x = 39,177.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.