Home / 18,700.19-25,806.26-10,316.69

Finding the Fourth Proportional to 18,700.19, 25,806.26 and 10,316.69

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Solution

The fourth proportional to 18,700.19, 25,806.26 and 10,316.69 is: 14,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700.19 : 25,806.26 = 10,316.69 : x
  2. Step 2: Convert to fraction form
    18,700.19/25,806.26 = 10,316.69/x
  3. Step 3: Cross multiply
    18,700.19x = 25,806.26 × 10,316.69
  4. Step 4: Simplify right side
    18,700.19x = 266,235,184.48
  5. Step 5: Solve for x
    x = 266,235,184.48/18,700.19
  6. Step 6: Final answer
    x = 14,237.03

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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.