Home / 16,751.48-23,117.23-9,581.28

Finding the Fourth Proportional to 16,751.48, 23,117.23 and 9,581.28

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Solution

The fourth proportional to 16,751.48, 23,117.23 and 9,581.28 is: 13,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751.48 : 23,117.23 = 9,581.28 : x
  2. Step 2: Convert to fraction form
    16,751.48/23,117.23 = 9,581.28/x
  3. Step 3: Cross multiply
    16,751.48x = 23,117.23 × 9,581.28
  4. Step 4: Simplify right side
    16,751.48x = 221,492,578.74
  5. Step 5: Solve for x
    x = 221,492,578.74/16,751.48
  6. Step 6: Final answer
    x = 13,222.27

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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.