Home / 25,486.48-35,165.64-14,307.76

Finding the Fourth Proportional to 25,486.48, 35,165.64 and 14,307.76

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Solution

The fourth proportional to 25,486.48, 35,165.64 and 14,307.76 is: 19,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.48 : 35,165.64 = 14,307.76 : x
  2. Step 2: Convert to fraction form
    25,486.48/35,165.64 = 14,307.76/x
  3. Step 3: Cross multiply
    25,486.48x = 35,165.64 × 14,307.76
  4. Step 4: Simplify right side
    25,486.48x = 503,141,537.37
  5. Step 5: Solve for x
    x = 503,141,537.37/25,486.48
  6. Step 6: Final answer
    x = 19,741.51

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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.