Home / 15,003.04-22,518.68-7,612.80

Finding the Fourth Proportional to 15,003.04, 22,518.68 and 7,612.80

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Solution

The fourth proportional to 15,003.04, 22,518.68 and 7,612.80 is: 11,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.04 : 22,518.68 = 7,612.80 : x
  2. Step 2: Convert to fraction form
    15,003.04/22,518.68 = 7,612.80/x
  3. Step 3: Cross multiply
    15,003.04x = 22,518.68 × 7,612.80
  4. Step 4: Simplify right side
    15,003.04x = 171,430,094.51
  5. Step 5: Solve for x
    x = 171,430,094.51/15,003.04
  6. Step 6: Final answer
    x = 11,426.36

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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.