Home / 14,306.36-21,444.96-13,045.20

Finding the Fourth Proportional to 14,306.36, 21,444.96 and 13,045.20

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Solution

The fourth proportional to 14,306.36, 21,444.96 and 13,045.20 is: 19,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.36 : 21,444.96 = 13,045.20 : x
  2. Step 2: Convert to fraction form
    14,306.36/21,444.96 = 13,045.20/x
  3. Step 3: Cross multiply
    14,306.36x = 21,444.96 × 13,045.20
  4. Step 4: Simplify right side
    14,306.36x = 279,753,792.19
  5. Step 5: Solve for x
    x = 279,753,792.19/14,306.36
  6. Step 6: Final answer
    x = 19,554.51

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1.5x scale

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.