Home / 12,528.48-18,787.05-5,962.62

Finding the Fourth Proportional to 12,528.48, 18,787.05 and 5,962.62

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Solution

The fourth proportional to 12,528.48, 18,787.05 and 5,962.62 is: 8,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528.48 : 18,787.05 = 5,962.62 : x
  2. Step 2: Convert to fraction form
    12,528.48/18,787.05 = 5,962.62/x
  3. Step 3: Cross multiply
    12,528.48x = 18,787.05 × 5,962.62
  4. Step 4: Simplify right side
    12,528.48x = 112,020,040.07
  5. Step 5: Solve for x
    x = 112,020,040.07/12,528.48
  6. Step 6: Final answer
    x = 8,941.23

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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.