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Finding the Fourth Proportional to 35,478.63, 48,963.99 and 26,510.55

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Solution

The fourth proportional to 35,478.63, 48,963.99 and 26,510.55 is: 36,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.63 : 48,963.99 = 26,510.55 : x
  2. Step 2: Convert to fraction form
    35,478.63/48,963.99 = 26,510.55/x
  3. Step 3: Cross multiply
    35,478.63x = 48,963.99 × 26,510.55
  4. Step 4: Simplify right side
    35,478.63x = 1,298,062,305.09
  5. Step 5: Solve for x
    x = 1,298,062,305.09/35,478.63
  6. Step 6: Final answer
    x = 36,587.16

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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.