Home / 14,507.84-21,761.76-4,647.08

Finding the Fourth Proportional to 14,507.84, 21,761.76 and 4,647.08

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Solution

The fourth proportional to 14,507.84, 21,761.76 and 4,647.08 is: 6,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.84 : 21,761.76 = 4,647.08 : x
  2. Step 2: Convert to fraction form
    14,507.84/21,761.76 = 4,647.08/x
  3. Step 3: Cross multiply
    14,507.84x = 21,761.76 × 4,647.08
  4. Step 4: Simplify right side
    14,507.84x = 101,128,639.66
  5. Step 5: Solve for x
    x = 101,128,639.66/14,507.84
  6. Step 6: Final answer
    x = 6,970.62

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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.