Home / 14,312.97-19,747.26-9,281.12

Finding the Fourth Proportional to 14,312.97, 19,747.26 and 9,281.12

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Solution

The fourth proportional to 14,312.97, 19,747.26 and 9,281.12 is: 12,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.97 : 19,747.26 = 9,281.12 : x
  2. Step 2: Convert to fraction form
    14,312.97/19,747.26 = 9,281.12/x
  3. Step 3: Cross multiply
    14,312.97x = 19,747.26 × 9,281.12
  4. Step 4: Simplify right side
    14,312.97x = 183,276,590.99
  5. Step 5: Solve for x
    x = 183,276,590.99/14,312.97
  6. Step 6: Final answer
    x = 12,804.93

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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.