Home / 19,489.06-26,895.68-10,875.99

Finding the Fourth Proportional to 19,489.06, 26,895.68 and 10,875.99

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Solution

The fourth proportional to 19,489.06, 26,895.68 and 10,875.99 is: 15,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.06 : 26,895.68 = 10,875.99 : x
  2. Step 2: Convert to fraction form
    19,489.06/26,895.68 = 10,875.99/x
  3. Step 3: Cross multiply
    19,489.06x = 26,895.68 × 10,875.99
  4. Step 4: Simplify right side
    19,489.06x = 292,517,146.72
  5. Step 5: Solve for x
    x = 292,517,146.72/19,489.06
  6. Step 6: Final answer
    x = 15,009.30

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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.