Home / 45,575.96-62,887.28-30,444.36

Finding the Fourth Proportional to 45,575.96, 62,887.28 and 30,444.36

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Solution

The fourth proportional to 45,575.96, 62,887.28 and 30,444.36 is: 42,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,575.96 : 62,887.28 = 30,444.36 : x
  2. Step 2: Convert to fraction form
    45,575.96/62,887.28 = 30,444.36/x
  3. Step 3: Cross multiply
    45,575.96x = 62,887.28 × 30,444.36
  4. Step 4: Simplify right side
    45,575.96x = 1,914,562,991.74
  5. Step 5: Solve for x
    x = 1,914,562,991.74/45,575.96
  6. Step 6: Final answer
    x = 42,008.18

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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.