Home / 19,792.58-27,312.66-15,068.66

Finding the Fourth Proportional to 19,792.58, 27,312.66 and 15,068.66

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Solution

The fourth proportional to 19,792.58, 27,312.66 and 15,068.66 is: 20,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.58 : 27,312.66 = 15,068.66 : x
  2. Step 2: Convert to fraction form
    19,792.58/27,312.66 = 15,068.66/x
  3. Step 3: Cross multiply
    19,792.58x = 27,312.66 × 15,068.66
  4. Step 4: Simplify right side
    19,792.58x = 411,565,050.67
  5. Step 5: Solve for x
    x = 411,565,050.67/19,792.58
  6. Step 6: Final answer
    x = 20,793.91

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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.