Home / 14,007.32-21,010.16-6,213.52

Finding the Fourth Proportional to 14,007.32, 21,010.16 and 6,213.52

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Solution

The fourth proportional to 14,007.32, 21,010.16 and 6,213.52 is: 9,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.32 : 21,010.16 = 6,213.52 : x
  2. Step 2: Convert to fraction form
    14,007.32/21,010.16 = 6,213.52/x
  3. Step 3: Cross multiply
    14,007.32x = 21,010.16 × 6,213.52
  4. Step 4: Simplify right side
    14,007.32x = 130,547,049.36
  5. Step 5: Solve for x
    x = 130,547,049.36/14,007.32
  6. Step 6: Final answer
    x = 9,319.92

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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.