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Finding the Fourth Proportional to 45,296.40, 67,973.40 and 26,576.40

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Solution

The fourth proportional to 45,296.40, 67,973.40 and 26,576.40 is: 39,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,296.40 : 67,973.40 = 26,576.40 : x
  2. Step 2: Convert to fraction form
    45,296.40/67,973.40 = 26,576.40/x
  3. Step 3: Cross multiply
    45,296.40x = 67,973.40 × 26,576.40
  4. Step 4: Simplify right side
    45,296.40x = 1,806,488,267.76
  5. Step 5: Solve for x
    x = 1,806,488,267.76/45,296.40
  6. Step 6: Final answer
    x = 39,881.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.