Home / 51,110.17-70,531.48-28,448.80

Finding the Fourth Proportional to 51,110.17, 70,531.48 and 28,448.80

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Solution

The fourth proportional to 51,110.17, 70,531.48 and 28,448.80 is: 39,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,110.17 : 70,531.48 = 28,448.80 : x
  2. Step 2: Convert to fraction form
    51,110.17/70,531.48 = 28,448.80/x
  3. Step 3: Cross multiply
    51,110.17x = 70,531.48 × 28,448.80
  4. Step 4: Simplify right side
    51,110.17x = 2,006,535,968.22
  5. Step 5: Solve for x
    x = 2,006,535,968.22/51,110.17
  6. Step 6: Final answer
    x = 39,259.04

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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.