Home / 34,409.52-51,619.32-14,688

Finding the Fourth Proportional to 34,409.52, 51,619.32 and 14,688

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Solution

The fourth proportional to 34,409.52, 51,619.32 and 14,688 is: 22,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,409.52 : 51,619.32 = 14,688 : x
  2. Step 2: Convert to fraction form
    34,409.52/51,619.32 = 14,688/x
  3. Step 3: Cross multiply
    34,409.52x = 51,619.32 × 14,688
  4. Step 4: Simplify right side
    34,409.52x = 758,184,572.16
  5. Step 5: Solve for x
    x = 758,184,572.16/34,409.52
  6. Step 6: Final answer
    x = 22,034.15

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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.