Home / 14,032.16-21,047.72-3,502.16

Finding the Fourth Proportional to 14,032.16, 21,047.72 and 3,502.16

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Solution

The fourth proportional to 14,032.16, 21,047.72 and 3,502.16 is: 5,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.16 : 21,047.72 = 3,502.16 : x
  2. Step 2: Convert to fraction form
    14,032.16/21,047.72 = 3,502.16/x
  3. Step 3: Cross multiply
    14,032.16x = 21,047.72 × 3,502.16
  4. Step 4: Simplify right side
    14,032.16x = 73,712,483.08
  5. Step 5: Solve for x
    x = 73,712,483.08/14,032.16
  6. Step 6: Final answer
    x = 5,253.11

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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.