Home / 29,701.15-40,987.95-16,956.07

Finding the Fourth Proportional to 29,701.15, 40,987.95 and 16,956.07

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Solution

The fourth proportional to 29,701.15, 40,987.95 and 16,956.07 is: 23,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.15 : 40,987.95 = 16,956.07 : x
  2. Step 2: Convert to fraction form
    29,701.15/40,987.95 = 16,956.07/x
  3. Step 3: Cross multiply
    29,701.15x = 40,987.95 × 16,956.07
  4. Step 4: Simplify right side
    29,701.15x = 694,994,549.36
  5. Step 5: Solve for x
    x = 694,994,549.36/29,701.15
  6. Step 6: Final answer
    x = 23,399.58

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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.