Home / 19,199.76-26,495.88-10,816.08

Finding the Fourth Proportional to 19,199.76, 26,495.88 and 10,816.08

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Solution

The fourth proportional to 19,199.76, 26,495.88 and 10,816.08 is: 14,926.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,199.76 : 26,495.88 = 10,816.08 : x
  2. Step 2: Convert to fraction form
    19,199.76/26,495.88 = 10,816.08/x
  3. Step 3: Cross multiply
    19,199.76x = 26,495.88 × 10,816.08
  4. Step 4: Simplify right side
    19,199.76x = 286,581,557.75
  5. Step 5: Solve for x
    x = 286,581,557.75/19,199.76
  6. Step 6: Final answer
    x = 14,926.31

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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.