Home / 28,374.74-42,537.44-14,323.06

Finding the Fourth Proportional to 28,374.74, 42,537.44 and 14,323.06

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Solution

The fourth proportional to 28,374.74, 42,537.44 and 14,323.06 is: 21,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,374.74 : 42,537.44 = 14,323.06 : x
  2. Step 2: Convert to fraction form
    28,374.74/42,537.44 = 14,323.06/x
  3. Step 3: Cross multiply
    28,374.74x = 42,537.44 × 14,323.06
  4. Step 4: Simplify right side
    28,374.74x = 609,266,234.83
  5. Step 5: Solve for x
    x = 609,266,234.83/28,374.74
  6. Step 6: Final answer
    x = 21,472.14

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1.5x scale

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.