Home / 47,373.12-71,081.58-21,095.10

Finding the Fourth Proportional to 47,373.12, 71,081.58 and 21,095.10

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Solution

The fourth proportional to 47,373.12, 71,081.58 and 21,095.10 is: 31,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,373.12 : 71,081.58 = 21,095.10 : x
  2. Step 2: Convert to fraction form
    47,373.12/71,081.58 = 21,095.10/x
  3. Step 3: Cross multiply
    47,373.12x = 71,081.58 × 21,095.10
  4. Step 4: Simplify right side
    47,373.12x = 1,499,473,038.26
  5. Step 5: Solve for x
    x = 1,499,473,038.26/47,373.12
  6. Step 6: Final answer
    x = 31,652.40

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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.