Home / 45,733.88-63,113-25,590.80

Finding the Fourth Proportional to 45,733.88, 63,113 and 25,590.80

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Solution

The fourth proportional to 45,733.88, 63,113 and 25,590.80 is: 35,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,733.88 : 63,113 = 25,590.80 : x
  2. Step 2: Convert to fraction form
    45,733.88/63,113 = 25,590.80/x
  3. Step 3: Cross multiply
    45,733.88x = 63,113 × 25,590.80
  4. Step 4: Simplify right side
    45,733.88x = 1,615,112,160.40
  5. Step 5: Solve for x
    x = 1,615,112,160.40/45,733.88
  6. Step 6: Final answer
    x = 35,315.44

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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.