Home / 25,831.25-38,746.87-10,248.87

Finding the Fourth Proportional to 25,831.25, 38,746.87 and 10,248.87

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Solution

The fourth proportional to 25,831.25, 38,746.87 and 10,248.87 is: 15,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.25 : 38,746.87 = 10,248.87 : x
  2. Step 2: Convert to fraction form
    25,831.25/38,746.87 = 10,248.87/x
  3. Step 3: Cross multiply
    25,831.25x = 38,746.87 × 10,248.87
  4. Step 4: Simplify right side
    25,831.25x = 397,111,633.54
  5. Step 5: Solve for x
    x = 397,111,633.54/25,831.25
  6. Step 6: Final answer
    x = 15,373.31

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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.