Home / 19,434.24-29,122.56-14,480.64

Finding the Fourth Proportional to 19,434.24, 29,122.56 and 14,480.64

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Solution

The fourth proportional to 19,434.24, 29,122.56 and 14,480.64 is: 21,699.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.24 : 29,122.56 = 14,480.64 : x
  2. Step 2: Convert to fraction form
    19,434.24/29,122.56 = 14,480.64/x
  3. Step 3: Cross multiply
    19,434.24x = 29,122.56 × 14,480.64
  4. Step 4: Simplify right side
    19,434.24x = 421,713,307.24
  5. Step 5: Solve for x
    x = 421,713,307.24/19,434.24
  6. Step 6: Final answer
    x = 21,699.50

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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.