Home / 28,411.26-42,636.33-14,569.98

Finding the Fourth Proportional to 28,411.26, 42,636.33 and 14,569.98

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Solution

The fourth proportional to 28,411.26, 42,636.33 and 14,569.98 is: 21,864.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,411.26 : 42,636.33 = 14,569.98 : x
  2. Step 2: Convert to fraction form
    28,411.26/42,636.33 = 14,569.98/x
  3. Step 3: Cross multiply
    28,411.26x = 42,636.33 × 14,569.98
  4. Step 4: Simplify right side
    28,411.26x = 621,210,475.37
  5. Step 5: Solve for x
    x = 621,210,475.37/28,411.26
  6. Step 6: Final answer
    x = 21,864.94

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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.