Home / 47,660.96-65,780.02-26,447.06

Finding the Fourth Proportional to 47,660.96, 65,780.02 and 26,447.06

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Solution

The fourth proportional to 47,660.96, 65,780.02 and 26,447.06 is: 36,501.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,660.96 : 65,780.02 = 26,447.06 : x
  2. Step 2: Convert to fraction form
    47,660.96/65,780.02 = 26,447.06/x
  3. Step 3: Cross multiply
    47,660.96x = 65,780.02 × 26,447.06
  4. Step 4: Simplify right side
    47,660.96x = 1,739,688,135.74
  5. Step 5: Solve for x
    x = 1,739,688,135.74/47,660.96
  6. Step 6: Final answer
    x = 36,501.32

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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.