Home / 19,148.04-26,423.78-10,765.08

Finding the Fourth Proportional to 19,148.04, 26,423.78 and 10,765.08

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Solution

The fourth proportional to 19,148.04, 26,423.78 and 10,765.08 is: 14,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.04 : 26,423.78 = 10,765.08 : x
  2. Step 2: Convert to fraction form
    19,148.04/26,423.78 = 10,765.08/x
  3. Step 3: Cross multiply
    19,148.04x = 26,423.78 × 10,765.08
  4. Step 4: Simplify right side
    19,148.04x = 284,454,105.60
  5. Step 5: Solve for x
    x = 284,454,105.60/19,148.04
  6. Step 6: Final answer
    x = 14,855.52

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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.