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Finding the Fourth Proportional to 48,345.42, 66,715.41 and 26,835.11

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Solution

The fourth proportional to 48,345.42, 66,715.41 and 26,835.11 is: 37,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,345.42 : 66,715.41 = 26,835.11 : x
  2. Step 2: Convert to fraction form
    48,345.42/66,715.41 = 26,835.11/x
  3. Step 3: Cross multiply
    48,345.42x = 66,715.41 × 26,835.11
  4. Step 4: Simplify right side
    48,345.42x = 1,790,315,032.47
  5. Step 5: Solve for x
    x = 1,790,315,032.47/48,345.42
  6. Step 6: Final answer
    x = 37,031.74

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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.