Home / 40,088.62-60,154.95-20,368.87

Finding the Fourth Proportional to 40,088.62, 60,154.95 and 20,368.87

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Solution

The fourth proportional to 40,088.62, 60,154.95 and 20,368.87 is: 30,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.62 : 60,154.95 = 20,368.87 : x
  2. Step 2: Convert to fraction form
    40,088.62/60,154.95 = 20,368.87/x
  3. Step 3: Cross multiply
    40,088.62x = 60,154.95 × 20,368.87
  4. Step 4: Simplify right side
    40,088.62x = 1,225,288,282.40
  5. Step 5: Solve for x
    x = 1,225,288,282.40/40,088.62
  6. Step 6: Final answer
    x = 30,564.49

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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.