Home / 40,585.12-60,865.20-15,623.20

Finding the Fourth Proportional to 40,585.12, 60,865.20 and 15,623.20

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Solution

The fourth proportional to 40,585.12, 60,865.20 and 15,623.20 is: 23,430.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.12 : 60,865.20 = 15,623.20 : x
  2. Step 2: Convert to fraction form
    40,585.12/60,865.20 = 15,623.20/x
  3. Step 3: Cross multiply
    40,585.12x = 60,865.20 × 15,623.20
  4. Step 4: Simplify right side
    40,585.12x = 950,909,192.64
  5. Step 5: Solve for x
    x = 950,909,192.64/40,585.12
  6. Step 6: Final answer
    x = 23,430.00

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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.