Home / 16,470.40-22,721.67-10,498.35

Finding the Fourth Proportional to 16,470.40, 22,721.67 and 10,498.35

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Solution

The fourth proportional to 16,470.40, 22,721.67 and 10,498.35 is: 14,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470.40 : 22,721.67 = 10,498.35 : x
  2. Step 2: Convert to fraction form
    16,470.40/22,721.67 = 10,498.35/x
  3. Step 3: Cross multiply
    16,470.40x = 22,721.67 × 10,498.35
  4. Step 4: Simplify right side
    16,470.40x = 238,540,044.24
  5. Step 5: Solve for x
    x = 238,540,044.24/16,470.40
  6. Step 6: Final answer
    x = 14,482.95

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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.