Home / 16,862.85-23,266.85-9,785.07

Finding the Fourth Proportional to 16,862.85, 23,266.85 and 9,785.07

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Solution

The fourth proportional to 16,862.85, 23,266.85 and 9,785.07 is: 13,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.85 : 23,266.85 = 9,785.07 : x
  2. Step 2: Convert to fraction form
    16,862.85/23,266.85 = 9,785.07/x
  3. Step 3: Cross multiply
    16,862.85x = 23,266.85 × 9,785.07
  4. Step 4: Simplify right side
    16,862.85x = 227,667,707.00
  5. Step 5: Solve for x
    x = 227,667,707.00/16,862.85
  6. Step 6: Final answer
    x = 13,501.14

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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.