Home / 43,298.95-64,945.98-11,708.56

Finding the Fourth Proportional to 43,298.95, 64,945.98 and 11,708.56

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Solution

The fourth proportional to 43,298.95, 64,945.98 and 11,708.56 is: 17,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,298.95 : 64,945.98 = 11,708.56 : x
  2. Step 2: Convert to fraction form
    43,298.95/64,945.98 = 11,708.56/x
  3. Step 3: Cross multiply
    43,298.95x = 64,945.98 × 11,708.56
  4. Step 4: Simplify right side
    43,298.95x = 760,423,903.59
  5. Step 5: Solve for x
    x = 760,423,903.59/43,298.95
  6. Step 6: Final answer
    x = 17,562.18

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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.