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Finding the Fourth Proportional to 35,607.66, 53,406.84 and 9,314.42

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Solution

The fourth proportional to 35,607.66, 53,406.84 and 9,314.42 is: 13,970.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,607.66 : 53,406.84 = 9,314.42 : x
  2. Step 2: Convert to fraction form
    35,607.66/53,406.84 = 9,314.42/x
  3. Step 3: Cross multiply
    35,607.66x = 53,406.84 × 9,314.42
  4. Step 4: Simplify right side
    35,607.66x = 497,453,738.63
  5. Step 5: Solve for x
    x = 497,453,738.63/35,607.66
  6. Step 6: Final answer
    x = 13,970.41

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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.