Home / 14,697.24-20,275.29-14,131.68

Finding the Fourth Proportional to 14,697.24, 20,275.29 and 14,131.68

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Solution

The fourth proportional to 14,697.24, 20,275.29 and 14,131.68 is: 19,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.24 : 20,275.29 = 14,131.68 : x
  2. Step 2: Convert to fraction form
    14,697.24/20,275.29 = 14,131.68/x
  3. Step 3: Cross multiply
    14,697.24x = 20,275.29 × 14,131.68
  4. Step 4: Simplify right side
    14,697.24x = 286,523,910.19
  5. Step 5: Solve for x
    x = 286,523,910.19/14,697.24
  6. Step 6: Final answer
    x = 19,495.08

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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.