Home / 40,317.52-60,482.56-20,585.40

Finding the Fourth Proportional to 40,317.52, 60,482.56 and 20,585.40

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Solution

The fourth proportional to 40,317.52, 60,482.56 and 20,585.40 is: 30,881.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.52 : 60,482.56 = 20,585.40 : x
  2. Step 2: Convert to fraction form
    40,317.52/60,482.56 = 20,585.40/x
  3. Step 3: Cross multiply
    40,317.52x = 60,482.56 × 20,585.40
  4. Step 4: Simplify right side
    40,317.52x = 1,245,057,690.62
  5. Step 5: Solve for x
    x = 1,245,057,690.62/40,317.52
  6. Step 6: Final answer
    x = 30,881.31

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1.5x scale

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.