Home / 10,741.60-14,828.06-10,069.09

Finding the Fourth Proportional to 10,741.60, 14,828.06 and 10,069.09

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Solution

The fourth proportional to 10,741.60, 14,828.06 and 10,069.09 is: 13,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.60 : 14,828.06 = 10,069.09 : x
  2. Step 2: Convert to fraction form
    10,741.60/14,828.06 = 10,069.09/x
  3. Step 3: Cross multiply
    10,741.60x = 14,828.06 × 10,069.09
  4. Step 4: Simplify right side
    10,741.60x = 149,305,070.67
  5. Step 5: Solve for x
    x = 149,305,070.67/10,741.60
  6. Step 6: Final answer
    x = 13,899.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.