Home / 46,665.65-64,427.18-28,785.10

Finding the Fourth Proportional to 46,665.65, 64,427.18 and 28,785.10

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Solution

The fourth proportional to 46,665.65, 64,427.18 and 28,785.10 is: 39,741.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,665.65 : 64,427.18 = 28,785.10 : x
  2. Step 2: Convert to fraction form
    46,665.65/64,427.18 = 28,785.10/x
  3. Step 3: Cross multiply
    46,665.65x = 64,427.18 × 28,785.10
  4. Step 4: Simplify right side
    46,665.65x = 1,854,542,819.02
  5. Step 5: Solve for x
    x = 1,854,542,819.02/46,665.65
  6. Step 6: Final answer
    x = 39,741.07

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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.