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Finding the Fourth Proportional to 32,788.84, 45,248.74 and 17,885.16

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Solution

The fourth proportional to 32,788.84, 45,248.74 and 17,885.16 is: 24,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,788.84 : 45,248.74 = 17,885.16 : x
  2. Step 2: Convert to fraction form
    32,788.84/45,248.74 = 17,885.16/x
  3. Step 3: Cross multiply
    32,788.84x = 45,248.74 × 17,885.16
  4. Step 4: Simplify right side
    32,788.84x = 809,280,954.70
  5. Step 5: Solve for x
    x = 809,280,954.70/32,788.84
  6. Step 6: Final answer
    x = 24,681.60

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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.