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Finding the Fourth Proportional to 34,597.68, 47,744.58 and 19,495.20

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Solution

The fourth proportional to 34,597.68, 47,744.58 and 19,495.20 is: 26,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,597.68 : 47,744.58 = 19,495.20 : x
  2. Step 2: Convert to fraction form
    34,597.68/47,744.58 = 19,495.20/x
  3. Step 3: Cross multiply
    34,597.68x = 47,744.58 × 19,495.20
  4. Step 4: Simplify right side
    34,597.68x = 930,790,038.54
  5. Step 5: Solve for x
    x = 930,790,038.54/34,597.68
  6. Step 6: Final answer
    x = 26,903.25

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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.