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Finding the Fourth Proportional to 35,970.48, 53,934.84 and 11,003.40

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Solution

The fourth proportional to 35,970.48, 53,934.84 and 11,003.40 is: 16,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970.48 : 53,934.84 = 11,003.40 : x
  2. Step 2: Convert to fraction form
    35,970.48/53,934.84 = 11,003.40/x
  3. Step 3: Cross multiply
    35,970.48x = 53,934.84 × 11,003.40
  4. Step 4: Simplify right side
    35,970.48x = 593,466,618.46
  5. Step 5: Solve for x
    x = 593,466,618.46/35,970.48
  6. Step 6: Final answer
    x = 16,498.71

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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.