Home / 39,373.24-59,061.48-13,080.64

Finding the Fourth Proportional to 39,373.24, 59,061.48 and 13,080.64

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Solution

The fourth proportional to 39,373.24, 59,061.48 and 13,080.64 is: 19,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,373.24 : 59,061.48 = 13,080.64 : x
  2. Step 2: Convert to fraction form
    39,373.24/59,061.48 = 13,080.64/x
  3. Step 3: Cross multiply
    39,373.24x = 59,061.48 × 13,080.64
  4. Step 4: Simplify right side
    39,373.24x = 772,561,957.75
  5. Step 5: Solve for x
    x = 772,561,957.75/39,373.24
  6. Step 6: Final answer
    x = 19,621.50

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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.