Home / 16,386.66-22,613.75-9,313.13

Finding the Fourth Proportional to 16,386.66, 22,613.75 and 9,313.13

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Solution

The fourth proportional to 16,386.66, 22,613.75 and 9,313.13 is: 12,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.66 : 22,613.75 = 9,313.13 : x
  2. Step 2: Convert to fraction form
    16,386.66/22,613.75 = 9,313.13/x
  3. Step 3: Cross multiply
    16,386.66x = 22,613.75 × 9,313.13
  4. Step 4: Simplify right side
    16,386.66x = 210,604,838.43
  5. Step 5: Solve for x
    x = 210,604,838.43/16,386.66
  6. Step 6: Final answer
    x = 12,852.21

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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.