Home / 46,478.40-64,107.20-28,583.52

Finding the Fourth Proportional to 46,478.40, 64,107.20 and 28,583.52

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Solution

The fourth proportional to 46,478.40, 64,107.20 and 28,583.52 is: 39,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.40 : 64,107.20 = 28,583.52 : x
  2. Step 2: Convert to fraction form
    46,478.40/64,107.20 = 28,583.52/x
  3. Step 3: Cross multiply
    46,478.40x = 64,107.20 × 28,583.52
  4. Step 4: Simplify right side
    46,478.40x = 1,832,409,433.34
  5. Step 5: Solve for x
    x = 1,832,409,433.34/46,478.40
  6. Step 6: Final answer
    x = 39,424.97

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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.