Home / 23,210.30-34,826.95-9,180.39

Finding the Fourth Proportional to 23,210.30, 34,826.95 and 9,180.39

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Solution

The fourth proportional to 23,210.30, 34,826.95 and 9,180.39 is: 13,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.30 : 34,826.95 = 9,180.39 : x
  2. Step 2: Convert to fraction form
    23,210.30/34,826.95 = 9,180.39/x
  3. Step 3: Cross multiply
    23,210.30x = 34,826.95 × 9,180.39
  4. Step 4: Simplify right side
    23,210.30x = 319,724,983.51
  5. Step 5: Solve for x
    x = 319,724,983.51/23,210.30
  6. Step 6: Final answer
    x = 13,775.14

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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.