Home / 14,307.82-19,751.28-9,210.69

Finding the Fourth Proportional to 14,307.82, 19,751.28 and 9,210.69

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Solution

The fourth proportional to 14,307.82, 19,751.28 and 9,210.69 is: 12,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.82 : 19,751.28 = 9,210.69 : x
  2. Step 2: Convert to fraction form
    14,307.82/19,751.28 = 9,210.69/x
  3. Step 3: Cross multiply
    14,307.82x = 19,751.28 × 9,210.69
  4. Step 4: Simplify right side
    14,307.82x = 181,922,882.64
  5. Step 5: Solve for x
    x = 181,922,882.64/14,307.82
  6. Step 6: Final answer
    x = 12,714.93

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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.