Home / 19,368.29-26,722.14-10,869.16

Finding the Fourth Proportional to 19,368.29, 26,722.14 and 10,869.16

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Solution

The fourth proportional to 19,368.29, 26,722.14 and 10,869.16 is: 14,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.29 : 26,722.14 = 10,869.16 : x
  2. Step 2: Convert to fraction form
    19,368.29/26,722.14 = 10,869.16/x
  3. Step 3: Cross multiply
    19,368.29x = 26,722.14 × 10,869.16
  4. Step 4: Simplify right side
    19,368.29x = 290,447,215.20
  5. Step 5: Solve for x
    x = 290,447,215.20/19,368.29
  6. Step 6: Final answer
    x = 14,996.02

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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.