Home / 19,039.50-26,274.60-10,657.62

Finding the Fourth Proportional to 19,039.50, 26,274.60 and 10,657.62

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Solution

The fourth proportional to 19,039.50, 26,274.60 and 10,657.62 is: 14,707.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.50 : 26,274.60 = 10,657.62 : x
  2. Step 2: Convert to fraction form
    19,039.50/26,274.60 = 10,657.62/x
  3. Step 3: Cross multiply
    19,039.50x = 26,274.60 × 10,657.62
  4. Step 4: Simplify right side
    19,039.50x = 280,024,702.45
  5. Step 5: Solve for x
    x = 280,024,702.45/19,039.50
  6. Step 6: Final answer
    x = 14,707.57

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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.