Home / 19,030.29-28,544.90-8,510.01

Finding the Fourth Proportional to 19,030.29, 28,544.90 and 8,510.01

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Solution

The fourth proportional to 19,030.29, 28,544.90 and 8,510.01 is: 12,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.29 : 28,544.90 = 8,510.01 : x
  2. Step 2: Convert to fraction form
    19,030.29/28,544.90 = 8,510.01/x
  3. Step 3: Cross multiply
    19,030.29x = 28,544.90 × 8,510.01
  4. Step 4: Simplify right side
    19,030.29x = 242,917,341.90
  5. Step 5: Solve for x
    x = 242,917,341.90/19,030.29
  6. Step 6: Final answer
    x = 12,764.77

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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.