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Finding the Fourth Proportional to 48,626.93, 72,973.22 and 19,041.08

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Solution

The fourth proportional to 48,626.93, 72,973.22 and 19,041.08 is: 28,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,626.93 : 72,973.22 = 19,041.08 : x
  2. Step 2: Convert to fraction form
    48,626.93/72,973.22 = 19,041.08/x
  3. Step 3: Cross multiply
    48,626.93x = 72,973.22 × 19,041.08
  4. Step 4: Simplify right side
    48,626.93x = 1,389,488,459.81
  5. Step 5: Solve for x
    x = 1,389,488,459.81/48,626.93
  6. Step 6: Final answer
    x = 28,574.47

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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.