Home / 18,849-26,011.62-10,465.56

Finding the Fourth Proportional to 18,849, 26,011.62 and 10,465.56

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Solution

The fourth proportional to 18,849, 26,011.62 and 10,465.56 is: 14,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849 : 26,011.62 = 10,465.56 : x
  2. Step 2: Convert to fraction form
    18,849/26,011.62 = 10,465.56/x
  3. Step 3: Cross multiply
    18,849x = 26,011.62 × 10,465.56
  4. Step 4: Simplify right side
    18,849x = 272,226,169.81
  5. Step 5: Solve for x
    x = 272,226,169.81/18,849
  6. Step 6: Final answer
    x = 14,442.47

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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.