Home / 46,663.18-69,955.12-21,717.71

Finding the Fourth Proportional to 46,663.18, 69,955.12 and 21,717.71

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Solution

The fourth proportional to 46,663.18, 69,955.12 and 21,717.71 is: 32,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,663.18 : 69,955.12 = 21,717.71 : x
  2. Step 2: Convert to fraction form
    46,663.18/69,955.12 = 21,717.71/x
  3. Step 3: Cross multiply
    46,663.18x = 69,955.12 × 21,717.71
  4. Step 4: Simplify right side
    46,663.18x = 1,519,265,009.18
  5. Step 5: Solve for x
    x = 1,519,265,009.18/46,663.18
  6. Step 6: Final answer
    x = 32,558.11

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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.