Home / 21,342.24-29,417.04-14,266.08

Finding the Fourth Proportional to 21,342.24, 29,417.04 and 14,266.08

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Solution

The fourth proportional to 21,342.24, 29,417.04 and 14,266.08 is: 19,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342.24 : 29,417.04 = 14,266.08 : x
  2. Step 2: Convert to fraction form
    21,342.24/29,417.04 = 14,266.08/x
  3. Step 3: Cross multiply
    21,342.24x = 29,417.04 × 14,266.08
  4. Step 4: Simplify right side
    21,342.24x = 419,665,846.00
  5. Step 5: Solve for x
    x = 419,665,846.00/21,342.24
  6. Step 6: Final answer
    x = 19,663.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.