Home / 45,976.40-63,444.84-25,831.76

Finding the Fourth Proportional to 45,976.40, 63,444.84 and 25,831.76

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Solution

The fourth proportional to 45,976.40, 63,444.84 and 25,831.76 is: 35,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.40 : 63,444.84 = 25,831.76 : x
  2. Step 2: Convert to fraction form
    45,976.40/63,444.84 = 25,831.76/x
  3. Step 3: Cross multiply
    45,976.40x = 63,444.84 × 25,831.76
  4. Step 4: Simplify right side
    45,976.40x = 1,638,891,880.12
  5. Step 5: Solve for x
    x = 1,638,891,880.12/45,976.40
  6. Step 6: Final answer
    x = 35,646.37

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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.