Home / 19,222.20-26,526.29-10,838.70

Finding the Fourth Proportional to 19,222.20, 26,526.29 and 10,838.70

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Solution

The fourth proportional to 19,222.20, 26,526.29 and 10,838.70 is: 14,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.20 : 26,526.29 = 10,838.70 : x
  2. Step 2: Convert to fraction form
    19,222.20/26,526.29 = 10,838.70/x
  3. Step 3: Cross multiply
    19,222.20x = 26,526.29 × 10,838.70
  4. Step 4: Simplify right side
    19,222.20x = 287,510,445.23
  5. Step 5: Solve for x
    x = 287,510,445.23/19,222.20
  6. Step 6: Final answer
    x = 14,957.21

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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.