Home / 38,430.46-57,648.66-14,749.35

Finding the Fourth Proportional to 38,430.46, 57,648.66 and 14,749.35

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Solution

The fourth proportional to 38,430.46, 57,648.66 and 14,749.35 is: 22,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.46 : 57,648.66 = 14,749.35 : x
  2. Step 2: Convert to fraction form
    38,430.46/57,648.66 = 14,749.35/x
  3. Step 3: Cross multiply
    38,430.46x = 57,648.66 × 14,749.35
  4. Step 4: Simplify right side
    38,430.46x = 850,280,263.37
  5. Step 5: Solve for x
    x = 850,280,263.37/38,430.46
  6. Step 6: Final answer
    x = 22,125.16

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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.