Home / 10,632.27-15,855.51-9,322.08

Finding the Fourth Proportional to 10,632.27, 15,855.51 and 9,322.08

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Solution

The fourth proportional to 10,632.27, 15,855.51 and 9,322.08 is: 13,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632.27 : 15,855.51 = 9,322.08 : x
  2. Step 2: Convert to fraction form
    10,632.27/15,855.51 = 9,322.08/x
  3. Step 3: Cross multiply
    10,632.27x = 15,855.51 × 9,322.08
  4. Step 4: Simplify right side
    10,632.27x = 147,806,332.66
  5. Step 5: Solve for x
    x = 147,806,332.66/10,632.27
  6. Step 6: Final answer
    x = 13,901.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.