Home / 18,329.34-25,290.06-10,775.07

Finding the Fourth Proportional to 18,329.34, 25,290.06 and 10,775.07

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Solution

The fourth proportional to 18,329.34, 25,290.06 and 10,775.07 is: 14,866.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.34 : 25,290.06 = 10,775.07 : x
  2. Step 2: Convert to fraction form
    18,329.34/25,290.06 = 10,775.07/x
  3. Step 3: Cross multiply
    18,329.34x = 25,290.06 × 10,775.07
  4. Step 4: Simplify right side
    18,329.34x = 272,502,166.80
  5. Step 5: Solve for x
    x = 272,502,166.80/18,329.34
  6. Step 6: Final answer
    x = 14,866.99

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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.