Home / 45,317.22-62,554.61-38,918.12

Finding the Fourth Proportional to 45,317.22, 62,554.61 and 38,918.12

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Solution

The fourth proportional to 45,317.22, 62,554.61 and 38,918.12 is: 53,721.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317.22 : 62,554.61 = 38,918.12 : x
  2. Step 2: Convert to fraction form
    45,317.22/62,554.61 = 38,918.12/x
  3. Step 3: Cross multiply
    45,317.22x = 62,554.61 × 38,918.12
  4. Step 4: Simplify right side
    45,317.22x = 2,434,507,311.17
  5. Step 5: Solve for x
    x = 2,434,507,311.17/45,317.22
  6. Step 6: Final answer
    x = 53,721.46

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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.