Home / 19,244.84-26,557.38-10,861.28

Finding the Fourth Proportional to 19,244.84, 26,557.38 and 10,861.28

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Solution

The fourth proportional to 19,244.84, 26,557.38 and 10,861.28 is: 14,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.84 : 26,557.38 = 10,861.28 : x
  2. Step 2: Convert to fraction form
    19,244.84/26,557.38 = 10,861.28/x
  3. Step 3: Cross multiply
    19,244.84x = 26,557.38 × 10,861.28
  4. Step 4: Simplify right side
    19,244.84x = 288,447,140.25
  5. Step 5: Solve for x
    x = 288,447,140.25/19,244.84
  6. Step 6: Final answer
    x = 14,988.28

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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.