Home / 45,255.88-62,455.08-30,124.18

Finding the Fourth Proportional to 45,255.88, 62,455.08 and 30,124.18

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Solution

The fourth proportional to 45,255.88, 62,455.08 and 30,124.18 is: 41,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.88 : 62,455.08 = 30,124.18 : x
  2. Step 2: Convert to fraction form
    45,255.88/62,455.08 = 30,124.18/x
  3. Step 3: Cross multiply
    45,255.88x = 62,455.08 × 30,124.18
  4. Step 4: Simplify right side
    45,255.88x = 1,881,408,071.83
  5. Step 5: Solve for x
    x = 1,881,408,071.83/45,255.88
  6. Step 6: Final answer
    x = 41,572.68

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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.