Home / 18,959.18-26,164.23-10,575.50

Finding the Fourth Proportional to 18,959.18, 26,164.23 and 10,575.50

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Solution

The fourth proportional to 18,959.18, 26,164.23 and 10,575.50 is: 14,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,959.18 : 26,164.23 = 10,575.50 : x
  2. Step 2: Convert to fraction form
    18,959.18/26,164.23 = 10,575.50/x
  3. Step 3: Cross multiply
    18,959.18x = 26,164.23 × 10,575.50
  4. Step 4: Simplify right side
    18,959.18x = 276,699,814.37
  5. Step 5: Solve for x
    x = 276,699,814.37/18,959.18
  6. Step 6: Final answer
    x = 14,594.50

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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.