Home / 18,847.12-26,010.60-10,465.36

Finding the Fourth Proportional to 18,847.12, 26,010.60 and 10,465.36

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Solution

The fourth proportional to 18,847.12, 26,010.60 and 10,465.36 is: 14,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.12 : 26,010.60 = 10,465.36 : x
  2. Step 2: Convert to fraction form
    18,847.12/26,010.60 = 10,465.36/x
  3. Step 3: Cross multiply
    18,847.12x = 26,010.60 × 10,465.36
  4. Step 4: Simplify right side
    18,847.12x = 272,210,292.82
  5. Step 5: Solve for x
    x = 272,210,292.82/18,847.12
  6. Step 6: Final answer
    x = 14,443.07

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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.