Home / 46,389.12-69,583.68-28,037.76

Finding the Fourth Proportional to 46,389.12, 69,583.68 and 28,037.76

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Solution

The fourth proportional to 46,389.12, 69,583.68 and 28,037.76 is: 42,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,389.12 : 69,583.68 = 28,037.76 : x
  2. Step 2: Convert to fraction form
    46,389.12/69,583.68 = 28,037.76/x
  3. Step 3: Cross multiply
    46,389.12x = 69,583.68 × 28,037.76
  4. Step 4: Simplify right side
    46,389.12x = 1,950,970,519.76
  5. Step 5: Solve for x
    x = 1,950,970,519.76/46,389.12
  6. Step 6: Final answer
    x = 42,056.64

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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.