Home / 17,378.08-26,066.10-10,715.86

Finding the Fourth Proportional to 17,378.08, 26,066.10 and 10,715.86

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Solution

The fourth proportional to 17,378.08, 26,066.10 and 10,715.86 is: 16,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.08 : 26,066.10 = 10,715.86 : x
  2. Step 2: Convert to fraction form
    17,378.08/26,066.10 = 10,715.86/x
  3. Step 3: Cross multiply
    17,378.08x = 26,066.10 × 10,715.86
  4. Step 4: Simplify right side
    17,378.08x = 279,320,678.35
  5. Step 5: Solve for x
    x = 279,320,678.35/17,378.08
  6. Step 6: Final answer
    x = 16,073.16

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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.