Home / 35,909.96-53,875.92-18,392.18

Finding the Fourth Proportional to 35,909.96, 53,875.92 and 18,392.18

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Solution

The fourth proportional to 35,909.96, 53,875.92 and 18,392.18 is: 27,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,909.96 : 53,875.92 = 18,392.18 : x
  2. Step 2: Convert to fraction form
    35,909.96/53,875.92 = 18,392.18/x
  3. Step 3: Cross multiply
    35,909.96x = 53,875.92 × 18,392.18
  4. Step 4: Simplify right side
    35,909.96x = 990,895,618.31
  5. Step 5: Solve for x
    x = 990,895,618.31/35,909.96
  6. Step 6: Final answer
    x = 27,593.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.