Home / 22,661.86-31,264.64-16,707.70

Finding the Fourth Proportional to 22,661.86, 31,264.64 and 16,707.70

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Solution

The fourth proportional to 22,661.86, 31,264.64 and 16,707.70 is: 23,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,661.86 : 31,264.64 = 16,707.70 : x
  2. Step 2: Convert to fraction form
    22,661.86/31,264.64 = 16,707.70/x
  3. Step 3: Cross multiply
    22,661.86x = 31,264.64 × 16,707.70
  4. Step 4: Simplify right side
    22,661.86x = 522,360,225.73
  5. Step 5: Solve for x
    x = 522,360,225.73/22,661.86
  6. Step 6: Final answer
    x = 23,050.19

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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.