Home / 39,754.80-59,632.20-38,048.40

Finding the Fourth Proportional to 39,754.80, 59,632.20 and 38,048.40

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Solution

The fourth proportional to 39,754.80, 59,632.20 and 38,048.40 is: 57,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,754.80 : 59,632.20 = 38,048.40 : x
  2. Step 2: Convert to fraction form
    39,754.80/59,632.20 = 38,048.40/x
  3. Step 3: Cross multiply
    39,754.80x = 59,632.20 × 38,048.40
  4. Step 4: Simplify right side
    39,754.80x = 2,268,909,798.48
  5. Step 5: Solve for x
    x = 2,268,909,798.48/39,754.80
  6. Step 6: Final answer
    x = 57,072.60

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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.