Home / 51,017.40-70,409.46-29,803.56

Finding the Fourth Proportional to 51,017.40, 70,409.46 and 29,803.56

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Solution

The fourth proportional to 51,017.40, 70,409.46 and 29,803.56 is: 41,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,017.40 : 70,409.46 = 29,803.56 : x
  2. Step 2: Convert to fraction form
    51,017.40/70,409.46 = 29,803.56/x
  3. Step 3: Cross multiply
    51,017.40x = 70,409.46 × 29,803.56
  4. Step 4: Simplify right side
    51,017.40x = 2,098,452,565.68
  5. Step 5: Solve for x
    x = 2,098,452,565.68/51,017.40
  6. Step 6: Final answer
    x = 41,132.10

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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.