Home / 48,339.40-66,720.64-33,032.15

Finding the Fourth Proportional to 48,339.40, 66,720.64 and 33,032.15

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Solution

The fourth proportional to 48,339.40, 66,720.64 and 33,032.15 is: 45,592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,339.40 : 66,720.64 = 33,032.15 : x
  2. Step 2: Convert to fraction form
    48,339.40/66,720.64 = 33,032.15/x
  3. Step 3: Cross multiply
    48,339.40x = 66,720.64 × 33,032.15
  4. Step 4: Simplify right side
    48,339.40x = 2,203,925,823.96
  5. Step 5: Solve for x
    x = 2,203,925,823.96/48,339.40
  6. Step 6: Final answer
    x = 45,592.74

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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.