Home / 37,132.58-55,702.16-10,478.81

Finding the Fourth Proportional to 37,132.58, 55,702.16 and 10,478.81

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Solution

The fourth proportional to 37,132.58, 55,702.16 and 10,478.81 is: 15,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.58 : 55,702.16 = 10,478.81 : x
  2. Step 2: Convert to fraction form
    37,132.58/55,702.16 = 10,478.81/x
  3. Step 3: Cross multiply
    37,132.58x = 55,702.16 × 10,478.81
  4. Step 4: Simplify right side
    37,132.58x = 583,692,477.39
  5. Step 5: Solve for x
    x = 583,692,477.39/37,132.58
  6. Step 6: Final answer
    x = 15,719.15

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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.