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Finding the Fourth Proportional to 14,358.88, 21,539.86 and 6,039.74

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Solution

The fourth proportional to 14,358.88, 21,539.86 and 6,039.74 is: 9,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.88 : 21,539.86 = 6,039.74 : x
  2. Step 2: Convert to fraction form
    14,358.88/21,539.86 = 6,039.74/x
  3. Step 3: Cross multiply
    14,358.88x = 21,539.86 × 6,039.74
  4. Step 4: Simplify right side
    14,358.88x = 130,095,192.79
  5. Step 5: Solve for x
    x = 130,095,192.79/14,358.88
  6. Step 6: Final answer
    x = 9,060.26

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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.