Home / 52,618.42-72,614.49-28,746.64

Finding the Fourth Proportional to 52,618.42, 72,614.49 and 28,746.64

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Solution

The fourth proportional to 52,618.42, 72,614.49 and 28,746.64 is: 39,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,618.42 : 72,614.49 = 28,746.64 : x
  2. Step 2: Convert to fraction form
    52,618.42/72,614.49 = 28,746.64/x
  3. Step 3: Cross multiply
    52,618.42x = 72,614.49 × 28,746.64
  4. Step 4: Simplify right side
    52,618.42x = 2,087,422,602.81
  5. Step 5: Solve for x
    x = 2,087,422,602.81/52,618.42
  6. Step 6: Final answer
    x = 39,670.95

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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.