Home / 25,615.92-35,345.43-14,284.52

Finding the Fourth Proportional to 25,615.92, 35,345.43 and 14,284.52

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Solution

The fourth proportional to 25,615.92, 35,345.43 and 14,284.52 is: 19,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615.92 : 35,345.43 = 14,284.52 : x
  2. Step 2: Convert to fraction form
    25,615.92/35,345.43 = 14,284.52/x
  3. Step 3: Cross multiply
    25,615.92x = 35,345.43 × 14,284.52
  4. Step 4: Simplify right side
    25,615.92x = 504,892,325.02
  5. Step 5: Solve for x
    x = 504,892,325.02/25,615.92
  6. Step 6: Final answer
    x = 19,710.10

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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.