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Finding the Fourth Proportional to 34,812.59, 48,041.06 and 18,897.03

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Solution

The fourth proportional to 34,812.59, 48,041.06 and 18,897.03 is: 26,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,812.59 : 48,041.06 = 18,897.03 : x
  2. Step 2: Convert to fraction form
    34,812.59/48,041.06 = 18,897.03/x
  3. Step 3: Cross multiply
    34,812.59x = 48,041.06 × 18,897.03
  4. Step 4: Simplify right side
    34,812.59x = 907,833,399.29
  5. Step 5: Solve for x
    x = 907,833,399.29/34,812.59
  6. Step 6: Final answer
    x = 26,077.73

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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.