Home / 16,312.74-22,521.69-14,631.18

Finding the Fourth Proportional to 16,312.74, 22,521.69 and 14,631.18

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Solution

The fourth proportional to 16,312.74, 22,521.69 and 14,631.18 is: 20,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312.74 : 22,521.69 = 14,631.18 : x
  2. Step 2: Convert to fraction form
    16,312.74/22,521.69 = 14,631.18/x
  3. Step 3: Cross multiply
    16,312.74x = 22,521.69 × 14,631.18
  4. Step 4: Simplify right side
    16,312.74x = 329,518,900.29
  5. Step 5: Solve for x
    x = 329,518,900.29/16,312.74
  6. Step 6: Final answer
    x = 20,200.10

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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.