Home / 16,387.29-22,614.47-9,313.53

Finding the Fourth Proportional to 16,387.29, 22,614.47 and 9,313.53

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Solution

The fourth proportional to 16,387.29, 22,614.47 and 9,313.53 is: 12,852.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.29 : 22,614.47 = 9,313.53 : x
  2. Step 2: Convert to fraction form
    16,387.29/22,614.47 = 9,313.53/x
  3. Step 3: Cross multiply
    16,387.29x = 22,614.47 × 9,313.53
  4. Step 4: Simplify right side
    16,387.29x = 210,620,498.21
  5. Step 5: Solve for x
    x = 210,620,498.21/16,387.29
  6. Step 6: Final answer
    x = 12,852.67

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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.