Home / 46,821.51-70,164.90-20,160.18

Finding the Fourth Proportional to 46,821.51, 70,164.90 and 20,160.18

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Solution

The fourth proportional to 46,821.51, 70,164.90 and 20,160.18 is: 30,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,821.51 : 70,164.90 = 20,160.18 : x
  2. Step 2: Convert to fraction form
    46,821.51/70,164.90 = 20,160.18/x
  3. Step 3: Cross multiply
    46,821.51x = 70,164.90 × 20,160.18
  4. Step 4: Simplify right side
    46,821.51x = 1,414,537,013.68
  5. Step 5: Solve for x
    x = 1,414,537,013.68/46,821.51
  6. Step 6: Final answer
    x = 30,211.26

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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.