Home / 29,768.16-41,078.72-16,339.08

Finding the Fourth Proportional to 29,768.16, 41,078.72 and 16,339.08

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Solution

The fourth proportional to 29,768.16, 41,078.72 and 16,339.08 is: 22,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,768.16 : 41,078.72 = 16,339.08 : x
  2. Step 2: Convert to fraction form
    29,768.16/41,078.72 = 16,339.08/x
  3. Step 3: Cross multiply
    29,768.16x = 41,078.72 × 16,339.08
  4. Step 4: Simplify right side
    29,768.16x = 671,188,492.38
  5. Step 5: Solve for x
    x = 671,188,492.38/29,768.16
  6. Step 6: Final answer
    x = 22,547.19

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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.