Home / 47,331.80-65,319.82-26,112.40

Finding the Fourth Proportional to 47,331.80, 65,319.82 and 26,112.40

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Solution

The fourth proportional to 47,331.80, 65,319.82 and 26,112.40 is: 36,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,331.80 : 65,319.82 = 26,112.40 : x
  2. Step 2: Convert to fraction form
    47,331.80/65,319.82 = 26,112.40/x
  3. Step 3: Cross multiply
    47,331.80x = 65,319.82 × 26,112.40
  4. Step 4: Simplify right side
    47,331.80x = 1,705,657,267.77
  5. Step 5: Solve for x
    x = 1,705,657,267.77/47,331.80
  6. Step 6: Final answer
    x = 36,036.18

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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.