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Finding the Fourth Proportional to 32,616.98, 45,011.58 and 18,472.58

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Solution

The fourth proportional to 32,616.98, 45,011.58 and 18,472.58 is: 25,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.98 : 45,011.58 = 18,472.58 : x
  2. Step 2: Convert to fraction form
    32,616.98/45,011.58 = 18,472.58/x
  3. Step 3: Cross multiply
    32,616.98x = 45,011.58 × 18,472.58
  4. Step 4: Simplify right side
    32,616.98x = 831,480,012.48
  5. Step 5: Solve for x
    x = 831,480,012.48/32,616.98
  6. Step 6: Final answer
    x = 25,492.24

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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.