Home / 25,815.74-35,623.53-14,483.70

Finding the Fourth Proportional to 25,815.74, 35,623.53 and 14,483.70

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Solution

The fourth proportional to 25,815.74, 35,623.53 and 14,483.70 is: 19,986.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.74 : 35,623.53 = 14,483.70 : x
  2. Step 2: Convert to fraction form
    25,815.74/35,623.53 = 14,483.70/x
  3. Step 3: Cross multiply
    25,815.74x = 35,623.53 × 14,483.70
  4. Step 4: Simplify right side
    25,815.74x = 515,960,521.46
  5. Step 5: Solve for x
    x = 515,960,521.46/25,815.74
  6. Step 6: Final answer
    x = 19,986.28

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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.