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Finding the Fourth Proportional to 35,370.95, 48,812.02 and 19,456.40

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Solution

The fourth proportional to 35,370.95, 48,812.02 and 19,456.40 is: 26,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370.95 : 48,812.02 = 19,456.40 : x
  2. Step 2: Convert to fraction form
    35,370.95/48,812.02 = 19,456.40/x
  3. Step 3: Cross multiply
    35,370.95x = 48,812.02 × 19,456.40
  4. Step 4: Simplify right side
    35,370.95x = 949,706,259.32
  5. Step 5: Solve for x
    x = 949,706,259.32/35,370.95
  6. Step 6: Final answer
    x = 26,849.90

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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.