Home / 16,560.29-24,816.28-7,678.33

Finding the Fourth Proportional to 16,560.29, 24,816.28 and 7,678.33

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Solution

The fourth proportional to 16,560.29, 24,816.28 and 7,678.33 is: 11,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,560.29 : 24,816.28 = 7,678.33 : x
  2. Step 2: Convert to fraction form
    16,560.29/24,816.28 = 7,678.33/x
  3. Step 3: Cross multiply
    16,560.29x = 24,816.28 × 7,678.33
  4. Step 4: Simplify right side
    16,560.29x = 190,547,659.96
  5. Step 5: Solve for x
    x = 190,547,659.96/16,560.29
  6. Step 6: Final answer
    x = 11,506.30

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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.