Home / 28,900.86-43,158.32-27,424.86

Finding the Fourth Proportional to 28,900.86, 43,158.32 and 27,424.86

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Solution

The fourth proportional to 28,900.86, 43,158.32 and 27,424.86 is: 40,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.86 : 43,158.32 = 27,424.86 : x
  2. Step 2: Convert to fraction form
    28,900.86/43,158.32 = 27,424.86/x
  3. Step 3: Cross multiply
    28,900.86x = 43,158.32 × 27,424.86
  4. Step 4: Simplify right side
    28,900.86x = 1,183,610,746.71
  5. Step 5: Solve for x
    x = 1,183,610,746.71/28,900.86
  6. Step 6: Final answer
    x = 40,954.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.