Home / 22,035.36-30,402.96-12,602.08

Finding the Fourth Proportional to 22,035.36, 30,402.96 and 12,602.08

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Solution

The fourth proportional to 22,035.36, 30,402.96 and 12,602.08 is: 17,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.36 : 30,402.96 = 12,602.08 : x
  2. Step 2: Convert to fraction form
    22,035.36/30,402.96 = 12,602.08/x
  3. Step 3: Cross multiply
    22,035.36x = 30,402.96 × 12,602.08
  4. Step 4: Simplify right side
    22,035.36x = 383,140,534.16
  5. Step 5: Solve for x
    x = 383,140,534.16/22,035.36
  6. Step 6: Final answer
    x = 17,387.53

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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.