Home / 21,707.06-32,565.50-6,916.82

Finding the Fourth Proportional to 21,707.06, 32,565.50 and 6,916.82

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Solution

The fourth proportional to 21,707.06, 32,565.50 and 6,916.82 is: 10,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707.06 : 32,565.50 = 6,916.82 : x
  2. Step 2: Convert to fraction form
    21,707.06/32,565.50 = 6,916.82/x
  3. Step 3: Cross multiply
    21,707.06x = 32,565.50 × 6,916.82
  4. Step 4: Simplify right side
    21,707.06x = 225,249,701.71
  5. Step 5: Solve for x
    x = 225,249,701.71/21,707.06
  6. Step 6: Final answer
    x = 10,376.79

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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.