Home / 14,434.32-19,933.12-13,648.06

Finding the Fourth Proportional to 14,434.32, 19,933.12 and 13,648.06

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Solution

The fourth proportional to 14,434.32, 19,933.12 and 13,648.06 is: 18,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.32 : 19,933.12 = 13,648.06 : x
  2. Step 2: Convert to fraction form
    14,434.32/19,933.12 = 13,648.06/x
  3. Step 3: Cross multiply
    14,434.32x = 19,933.12 × 13,648.06
  4. Step 4: Simplify right side
    14,434.32x = 272,048,417.75
  5. Step 5: Solve for x
    x = 272,048,417.75/14,434.32
  6. Step 6: Final answer
    x = 18,847.33

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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.