Home / 19,071.17-28,612.73-8,550.01

Finding the Fourth Proportional to 19,071.17, 28,612.73 and 8,550.01

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Solution

The fourth proportional to 19,071.17, 28,612.73 and 8,550.01 is: 12,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.17 : 28,612.73 = 8,550.01 : x
  2. Step 2: Convert to fraction form
    19,071.17/28,612.73 = 8,550.01/x
  3. Step 3: Cross multiply
    19,071.17x = 28,612.73 × 8,550.01
  4. Step 4: Simplify right side
    19,071.17x = 244,639,127.63
  5. Step 5: Solve for x
    x = 244,639,127.63/19,071.17
  6. Step 6: Final answer
    x = 12,827.69

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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.