Home / 10,019.08-15,029.16-4,176.28

Finding the Fourth Proportional to 10,019.08, 15,029.16 and 4,176.28

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Solution

The fourth proportional to 10,019.08, 15,029.16 and 4,176.28 is: 6,264.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.08 : 15,029.16 = 4,176.28 : x
  2. Step 2: Convert to fraction form
    10,019.08/15,029.16 = 4,176.28/x
  3. Step 3: Cross multiply
    10,019.08x = 15,029.16 × 4,176.28
  4. Step 4: Simplify right side
    10,019.08x = 62,765,980.32
  5. Step 5: Solve for x
    x = 62,765,980.32/10,019.08
  6. Step 6: Final answer
    x = 6,264.65

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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.