Home / 59,756.04-82,497.66-39,640.20

Finding the Fourth Proportional to 59,756.04, 82,497.66 and 39,640.20

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Solution

The fourth proportional to 59,756.04, 82,497.66 and 39,640.20 is: 54,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,756.04 : 82,497.66 = 39,640.20 : x
  2. Step 2: Convert to fraction form
    59,756.04/82,497.66 = 39,640.20/x
  3. Step 3: Cross multiply
    59,756.04x = 82,497.66 × 39,640.20
  4. Step 4: Simplify right side
    59,756.04x = 3,270,223,741.93
  5. Step 5: Solve for x
    x = 3,270,223,741.93/59,756.04
  6. Step 6: Final answer
    x = 54,726.25

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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.