Home / 46,873.20-64,689.36-28,009.92

Finding the Fourth Proportional to 46,873.20, 64,689.36 and 28,009.92

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Solution

The fourth proportional to 46,873.20, 64,689.36 and 28,009.92 is: 38,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,873.20 : 64,689.36 = 28,009.92 : x
  2. Step 2: Convert to fraction form
    46,873.20/64,689.36 = 28,009.92/x
  3. Step 3: Cross multiply
    46,873.20x = 64,689.36 × 28,009.92
  4. Step 4: Simplify right side
    46,873.20x = 1,811,943,798.45
  5. Step 5: Solve for x
    x = 1,811,943,798.45/46,873.20
  6. Step 6: Final answer
    x = 38,656.29

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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.