Home / 14,363.33-21,439.71-13,307.93

Finding the Fourth Proportional to 14,363.33, 21,439.71 and 13,307.93

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Solution

The fourth proportional to 14,363.33, 21,439.71 and 13,307.93 is: 19,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.33 : 21,439.71 = 13,307.93 : x
  2. Step 2: Convert to fraction form
    14,363.33/21,439.71 = 13,307.93/x
  3. Step 3: Cross multiply
    14,363.33x = 21,439.71 × 13,307.93
  4. Step 4: Simplify right side
    14,363.33x = 285,318,159.90
  5. Step 5: Solve for x
    x = 285,318,159.90/14,363.33
  6. Step 6: Final answer
    x = 19,864.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.