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Finding the Fourth Proportional to 35,463.64, 53,215.74 and 17,934.76

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Solution

The fourth proportional to 35,463.64, 53,215.74 and 17,934.76 is: 26,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,463.64 : 53,215.74 = 17,934.76 : x
  2. Step 2: Convert to fraction form
    35,463.64/53,215.74 = 17,934.76/x
  3. Step 3: Cross multiply
    35,463.64x = 53,215.74 × 17,934.76
  4. Step 4: Simplify right side
    35,463.64x = 954,411,525.12
  5. Step 5: Solve for x
    x = 954,411,525.12/35,463.64
  6. Step 6: Final answer
    x = 26,912.40

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1.5x scale

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.