Home / 12,416.80-18,638.46-5,026.10

Finding the Fourth Proportional to 12,416.80, 18,638.46 and 5,026.10

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Solution

The fourth proportional to 12,416.80, 18,638.46 and 5,026.10 is: 7,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.80 : 18,638.46 = 5,026.10 : x
  2. Step 2: Convert to fraction form
    12,416.80/18,638.46 = 5,026.10/x
  3. Step 3: Cross multiply
    12,416.80x = 18,638.46 × 5,026.10
  4. Step 4: Simplify right side
    12,416.80x = 93,678,763.81
  5. Step 5: Solve for x
    x = 93,678,763.81/12,416.80
  6. Step 6: Final answer
    x = 7,544.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.