Home / 35,981.52-49,655.51-20,066.99

Finding the Fourth Proportional to 35,981.52, 49,655.51 and 20,066.99

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Solution

The fourth proportional to 35,981.52, 49,655.51 and 20,066.99 is: 27,693.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,981.52 : 49,655.51 = 20,066.99 : x
  2. Step 2: Convert to fraction form
    35,981.52/49,655.51 = 20,066.99/x
  3. Step 3: Cross multiply
    35,981.52x = 49,655.51 × 20,066.99
  4. Step 4: Simplify right side
    35,981.52x = 996,436,741.44
  5. Step 5: Solve for x
    x = 996,436,741.44/35,981.52
  6. Step 6: Final answer
    x = 27,693.02

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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.