Home / 10,022.36-15,019.16-5,630.58

Finding the Fourth Proportional to 10,022.36, 15,019.16 and 5,630.58

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Solution

The fourth proportional to 10,022.36, 15,019.16 and 5,630.58 is: 8,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.36 : 15,019.16 = 5,630.58 : x
  2. Step 2: Convert to fraction form
    10,022.36/15,019.16 = 5,630.58/x
  3. Step 3: Cross multiply
    10,022.36x = 15,019.16 × 5,630.58
  4. Step 4: Simplify right side
    10,022.36x = 84,566,581.91
  5. Step 5: Solve for x
    x = 84,566,581.91/10,022.36
  6. Step 6: Final answer
    x = 8,437.79

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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.