Home / 40,068.32-55,350.84-36,477.28

Finding the Fourth Proportional to 40,068.32, 55,350.84 and 36,477.28

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Solution

The fourth proportional to 40,068.32, 55,350.84 and 36,477.28 is: 50,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068.32 : 55,350.84 = 36,477.28 : x
  2. Step 2: Convert to fraction form
    40,068.32/55,350.84 = 36,477.28/x
  3. Step 3: Cross multiply
    40,068.32x = 55,350.84 × 36,477.28
  4. Step 4: Simplify right side
    40,068.32x = 2,019,048,088.92
  5. Step 5: Solve for x
    x = 2,019,048,088.92/40,068.32
  6. Step 6: Final answer
    x = 50,390.14

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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.