Home / 19,038.13-28,545.99-8,895.31

Finding the Fourth Proportional to 19,038.13, 28,545.99 and 8,895.31

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Solution

The fourth proportional to 19,038.13, 28,545.99 and 8,895.31 is: 13,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.13 : 28,545.99 = 8,895.31 : x
  2. Step 2: Convert to fraction form
    19,038.13/28,545.99 = 8,895.31/x
  3. Step 3: Cross multiply
    19,038.13x = 28,545.99 × 8,895.31
  4. Step 4: Simplify right side
    19,038.13x = 253,925,430.31
  5. Step 5: Solve for x
    x = 253,925,430.31/19,038.13
  6. Step 6: Final answer
    x = 13,337.73

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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.