Home / 40,369.48-60,554.38-10,787.40

Finding the Fourth Proportional to 40,369.48, 60,554.38 and 10,787.40

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Solution

The fourth proportional to 40,369.48, 60,554.38 and 10,787.40 is: 16,181.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.48 : 60,554.38 = 10,787.40 : x
  2. Step 2: Convert to fraction form
    40,369.48/60,554.38 = 10,787.40/x
  3. Step 3: Cross multiply
    40,369.48x = 60,554.38 × 10,787.40
  4. Step 4: Simplify right side
    40,369.48x = 653,224,318.81
  5. Step 5: Solve for x
    x = 653,224,318.81/40,369.48
  6. Step 6: Final answer
    x = 16,181.14

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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.