Home / 46,853.38-70,280.16-11,792.80

Finding the Fourth Proportional to 46,853.38, 70,280.16 and 11,792.80

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Solution

The fourth proportional to 46,853.38, 70,280.16 and 11,792.80 is: 17,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,853.38 : 70,280.16 = 11,792.80 : x
  2. Step 2: Convert to fraction form
    46,853.38/70,280.16 = 11,792.80/x
  3. Step 3: Cross multiply
    46,853.38x = 70,280.16 × 11,792.80
  4. Step 4: Simplify right side
    46,853.38x = 828,799,870.85
  5. Step 5: Solve for x
    x = 828,799,870.85/46,853.38
  6. Step 6: Final answer
    x = 17,689.22

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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.