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Finding the Fourth Proportional to 14,881.60, 22,424.80 and 12,307.01

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Solution

The fourth proportional to 14,881.60, 22,424.80 and 12,307.01 is: 18,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.60 : 22,424.80 = 12,307.01 : x
  2. Step 2: Convert to fraction form
    14,881.60/22,424.80 = 12,307.01/x
  3. Step 3: Cross multiply
    14,881.60x = 22,424.80 × 12,307.01
  4. Step 4: Simplify right side
    14,881.60x = 275,982,118.03
  5. Step 5: Solve for x
    x = 275,982,118.03/14,881.60
  6. Step 6: Final answer
    x = 18,545.19

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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.