Home / 47,444.08-71,130.96-28,720.02

Finding the Fourth Proportional to 47,444.08, 71,130.96 and 28,720.02

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Solution

The fourth proportional to 47,444.08, 71,130.96 and 28,720.02 is: 43,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,444.08 : 71,130.96 = 28,720.02 : x
  2. Step 2: Convert to fraction form
    47,444.08/71,130.96 = 28,720.02/x
  3. Step 3: Cross multiply
    47,444.08x = 71,130.96 × 28,720.02
  4. Step 4: Simplify right side
    47,444.08x = 2,042,882,460.45
  5. Step 5: Solve for x
    x = 2,042,882,460.45/47,444.08
  6. Step 6: Final answer
    x = 43,058.74

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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.