Home / 17,856.81-26,784.91-4,348.12

Finding the Fourth Proportional to 17,856.81, 26,784.91 and 4,348.12

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Solution

The fourth proportional to 17,856.81, 26,784.91 and 4,348.12 is: 6,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.81 : 26,784.91 = 4,348.12 : x
  2. Step 2: Convert to fraction form
    17,856.81/26,784.91 = 4,348.12/x
  3. Step 3: Cross multiply
    17,856.81x = 26,784.91 × 4,348.12
  4. Step 4: Simplify right side
    17,856.81x = 116,463,981.13
  5. Step 5: Solve for x
    x = 116,463,981.13/17,856.81
  6. Step 6: Final answer
    x = 6,522.11

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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.