Home / 39,868.04-59,802.31-10,286.13

Finding the Fourth Proportional to 39,868.04, 59,802.31 and 10,286.13

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Solution

The fourth proportional to 39,868.04, 59,802.31 and 10,286.13 is: 15,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,868.04 : 59,802.31 = 10,286.13 : x
  2. Step 2: Convert to fraction form
    39,868.04/59,802.31 = 10,286.13/x
  3. Step 3: Cross multiply
    39,868.04x = 59,802.31 × 10,286.13
  4. Step 4: Simplify right side
    39,868.04x = 615,134,347.82
  5. Step 5: Solve for x
    x = 615,134,347.82/39,868.04
  6. Step 6: Final answer
    x = 15,429.26

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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.