Home / 25,291.25-34,913.73-14,678.83

Finding the Fourth Proportional to 25,291.25, 34,913.73 and 14,678.83

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Solution

The fourth proportional to 25,291.25, 34,913.73 and 14,678.83 is: 20,263.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.25 : 34,913.73 = 14,678.83 : x
  2. Step 2: Convert to fraction form
    25,291.25/34,913.73 = 14,678.83/x
  3. Step 3: Cross multiply
    25,291.25x = 34,913.73 × 14,678.83
  4. Step 4: Simplify right side
    25,291.25x = 512,492,806.02
  5. Step 5: Solve for x
    x = 512,492,806.02/25,291.25
  6. Step 6: Final answer
    x = 20,263.64

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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.