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Finding the Fourth Proportional to 35,030.94, 48,342.70 and 22,455.70

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Solution

The fourth proportional to 35,030.94, 48,342.70 and 22,455.70 is: 30,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,030.94 : 48,342.70 = 22,455.70 : x
  2. Step 2: Convert to fraction form
    35,030.94/48,342.70 = 22,455.70/x
  3. Step 3: Cross multiply
    35,030.94x = 48,342.70 × 22,455.70
  4. Step 4: Simplify right side
    35,030.94x = 1,085,569,168.39
  5. Step 5: Solve for x
    x = 1,085,569,168.39/35,030.94
  6. Step 6: Final answer
    x = 30,988.87

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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.