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Finding the Fourth Proportional to 35,549.79, 53,306.79 and 11,848.95

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Solution

The fourth proportional to 35,549.79, 53,306.79 and 11,848.95 is: 17,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,549.79 : 53,306.79 = 11,848.95 : x
  2. Step 2: Convert to fraction form
    35,549.79/53,306.79 = 11,848.95/x
  3. Step 3: Cross multiply
    35,549.79x = 53,306.79 × 11,848.95
  4. Step 4: Simplify right side
    35,549.79x = 631,629,489.37
  5. Step 5: Solve for x
    x = 631,629,489.37/35,549.79
  6. Step 6: Final answer
    x = 17,767.46

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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.