Home / 43,233.16-64,860.28-18,259.80

Finding the Fourth Proportional to 43,233.16, 64,860.28 and 18,259.80

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Solution

The fourth proportional to 43,233.16, 64,860.28 and 18,259.80 is: 27,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,233.16 : 64,860.28 = 18,259.80 : x
  2. Step 2: Convert to fraction form
    43,233.16/64,860.28 = 18,259.80/x
  3. Step 3: Cross multiply
    43,233.16x = 64,860.28 × 18,259.80
  4. Step 4: Simplify right side
    43,233.16x = 1,184,335,740.74
  5. Step 5: Solve for x
    x = 1,184,335,740.74/43,233.16
  6. Step 6: Final answer
    x = 27,394.15

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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.