Home / 14,277.50-21,417.60-4,917.14

Finding the Fourth Proportional to 14,277.50, 21,417.60 and 4,917.14

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Solution

The fourth proportional to 14,277.50, 21,417.60 and 4,917.14 is: 7,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.50 : 21,417.60 = 4,917.14 : x
  2. Step 2: Convert to fraction form
    14,277.50/21,417.60 = 4,917.14/x
  3. Step 3: Cross multiply
    14,277.50x = 21,417.60 × 4,917.14
  4. Step 4: Simplify right side
    14,277.50x = 105,313,337.66
  5. Step 5: Solve for x
    x = 105,313,337.66/14,277.50
  6. Step 6: Final answer
    x = 7,376.17

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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.