Home / 14,077.74-21,101.97-7,417.26

Finding the Fourth Proportional to 14,077.74, 21,101.97 and 7,417.26

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Solution

The fourth proportional to 14,077.74, 21,101.97 and 7,417.26 is: 11,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.74 : 21,101.97 = 7,417.26 : x
  2. Step 2: Convert to fraction form
    14,077.74/21,101.97 = 7,417.26/x
  3. Step 3: Cross multiply
    14,077.74x = 21,101.97 × 7,417.26
  4. Step 4: Simplify right side
    14,077.74x = 156,518,798.00
  5. Step 5: Solve for x
    x = 156,518,798.00/14,077.74
  6. Step 6: Final answer
    x = 11,118.18

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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.