Home / 14,486.95-21,740.18-5,126.94

Finding the Fourth Proportional to 14,486.95, 21,740.18 and 5,126.94

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Solution

The fourth proportional to 14,486.95, 21,740.18 and 5,126.94 is: 7,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.95 : 21,740.18 = 5,126.94 : x
  2. Step 2: Convert to fraction form
    14,486.95/21,740.18 = 5,126.94/x
  3. Step 3: Cross multiply
    14,486.95x = 21,740.18 × 5,126.94
  4. Step 4: Simplify right side
    14,486.95x = 111,460,572.81
  5. Step 5: Solve for x
    x = 111,460,572.81/14,486.95
  6. Step 6: Final answer
    x = 7,693.86

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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.