Home / 45,347.04-68,022.08-15,765.13

Finding the Fourth Proportional to 45,347.04, 68,022.08 and 15,765.13

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Solution

The fourth proportional to 45,347.04, 68,022.08 and 15,765.13 is: 23,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,347.04 : 68,022.08 = 15,765.13 : x
  2. Step 2: Convert to fraction form
    45,347.04/68,022.08 = 15,765.13/x
  3. Step 3: Cross multiply
    45,347.04x = 68,022.08 × 15,765.13
  4. Step 4: Simplify right side
    45,347.04x = 1,072,376,999.39
  5. Step 5: Solve for x
    x = 1,072,376,999.39/45,347.04
  6. Step 6: Final answer
    x = 23,648.22

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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.