Home / 46,689.48-70,020.56-18,600.20

Finding the Fourth Proportional to 46,689.48, 70,020.56 and 18,600.20

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Solution

The fourth proportional to 46,689.48, 70,020.56 and 18,600.20 is: 27,894.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.48 : 70,020.56 = 18,600.20 : x
  2. Step 2: Convert to fraction form
    46,689.48/70,020.56 = 18,600.20/x
  3. Step 3: Cross multiply
    46,689.48x = 70,020.56 × 18,600.20
  4. Step 4: Simplify right side
    46,689.48x = 1,302,396,327.11
  5. Step 5: Solve for x
    x = 1,302,396,327.11/46,689.48
  6. Step 6: Final answer
    x = 27,894.86

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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.