Home / 32,885.51-45,381.93-17,778.18

Finding the Fourth Proportional to 32,885.51, 45,381.93 and 17,778.18

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Solution

The fourth proportional to 32,885.51, 45,381.93 and 17,778.18 is: 24,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,885.51 : 45,381.93 = 17,778.18 : x
  2. Step 2: Convert to fraction form
    32,885.51/45,381.93 = 17,778.18/x
  3. Step 3: Cross multiply
    32,885.51x = 45,381.93 × 17,778.18
  4. Step 4: Simplify right side
    32,885.51x = 806,808,120.29
  5. Step 5: Solve for x
    x = 806,808,120.29/32,885.51
  6. Step 6: Final answer
    x = 24,533.85

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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.