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Finding the Fourth Proportional to 35,342.52, 48,772.72 and 19,426.63

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Solution

The fourth proportional to 35,342.52, 48,772.72 and 19,426.63 is: 26,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,342.52 : 48,772.72 = 19,426.63 : x
  2. Step 2: Convert to fraction form
    35,342.52/48,772.72 = 19,426.63/x
  3. Step 3: Cross multiply
    35,342.52x = 48,772.72 × 19,426.63
  4. Step 4: Simplify right side
    35,342.52x = 947,489,585.53
  5. Step 5: Solve for x
    x = 947,489,585.53/35,342.52
  6. Step 6: Final answer
    x = 26,808.77

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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.