Home / 21,669.91-32,501.14-6,875.53

Finding the Fourth Proportional to 21,669.91, 32,501.14 and 6,875.53

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Solution

The fourth proportional to 21,669.91, 32,501.14 and 6,875.53 is: 10,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,669.91 : 32,501.14 = 6,875.53 : x
  2. Step 2: Convert to fraction form
    21,669.91/32,501.14 = 6,875.53/x
  3. Step 3: Cross multiply
    21,669.91x = 32,501.14 × 6,875.53
  4. Step 4: Simplify right side
    21,669.91x = 223,462,563.10
  5. Step 5: Solve for x
    x = 223,462,563.10/21,669.91
  6. Step 6: Final answer
    x = 10,312.11

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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.