Home / 38,487.63-52,909.01-33,090.18

Finding the Fourth Proportional to 38,487.63, 52,909.01 and 33,090.18

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Solution

The fourth proportional to 38,487.63, 52,909.01 and 33,090.18 is: 45,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.63 : 52,909.01 = 33,090.18 : x
  2. Step 2: Convert to fraction form
    38,487.63/52,909.01 = 33,090.18/x
  3. Step 3: Cross multiply
    38,487.63x = 52,909.01 × 33,090.18
  4. Step 4: Simplify right side
    38,487.63x = 1,750,768,664.52
  5. Step 5: Solve for x
    x = 1,750,768,664.52/38,487.63
  6. Step 6: Final answer
    x = 45,489.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.