Home / 33,988.50-46,897.02-20,557.13

Finding the Fourth Proportional to 33,988.50, 46,897.02 and 20,557.13

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Solution

The fourth proportional to 33,988.50, 46,897.02 and 20,557.13 is: 28,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,988.50 : 46,897.02 = 20,557.13 : x
  2. Step 2: Convert to fraction form
    33,988.50/46,897.02 = 20,557.13/x
  3. Step 3: Cross multiply
    33,988.50x = 46,897.02 × 20,557.13
  4. Step 4: Simplify right side
    33,988.50x = 964,067,902.27
  5. Step 5: Solve for x
    x = 964,067,902.27/33,988.50
  6. Step 6: Final answer
    x = 28,364.53

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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.