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Finding the Fourth Proportional to 16,706.19, 25,157.52 and 12,058.80

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Solution

The fourth proportional to 16,706.19, 25,157.52 and 12,058.80 is: 18,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706.19 : 25,157.52 = 12,058.80 : x
  2. Step 2: Convert to fraction form
    16,706.19/25,157.52 = 12,058.80/x
  3. Step 3: Cross multiply
    16,706.19x = 25,157.52 × 12,058.80
  4. Step 4: Simplify right side
    16,706.19x = 303,369,502.18
  5. Step 5: Solve for x
    x = 303,369,502.18/16,706.19
  6. Step 6: Final answer
    x = 18,159.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.