Home / 47,352.12-65,345.78-26,131.20

Finding the Fourth Proportional to 47,352.12, 65,345.78 and 26,131.20

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Solution

The fourth proportional to 47,352.12, 65,345.78 and 26,131.20 is: 36,060.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,352.12 : 65,345.78 = 26,131.20 : x
  2. Step 2: Convert to fraction form
    47,352.12/65,345.78 = 26,131.20/x
  3. Step 3: Cross multiply
    47,352.12x = 65,345.78 × 26,131.20
  4. Step 4: Simplify right side
    47,352.12x = 1,707,563,646.34
  5. Step 5: Solve for x
    x = 1,707,563,646.34/47,352.12
  6. Step 6: Final answer
    x = 36,060.98

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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.