Home / 37,868.22-52,261.16-20,875.49

Finding the Fourth Proportional to 37,868.22, 52,261.16 and 20,875.49

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Solution

The fourth proportional to 37,868.22, 52,261.16 and 20,875.49 is: 28,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.22 : 52,261.16 = 20,875.49 : x
  2. Step 2: Convert to fraction form
    37,868.22/52,261.16 = 20,875.49/x
  3. Step 3: Cross multiply
    37,868.22x = 52,261.16 × 20,875.49
  4. Step 4: Simplify right side
    37,868.22x = 1,090,976,957.29
  5. Step 5: Solve for x
    x = 1,090,976,957.29/37,868.22
  6. Step 6: Final answer
    x = 28,809.83

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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.