Home / 25,815.61-35,623.36-14,483.58

Finding the Fourth Proportional to 25,815.61, 35,623.36 and 14,483.58

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Solution

The fourth proportional to 25,815.61, 35,623.36 and 14,483.58 is: 19,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.61 : 35,623.36 = 14,483.58 : x
  2. Step 2: Convert to fraction form
    25,815.61/35,623.36 = 14,483.58/x
  3. Step 3: Cross multiply
    25,815.61x = 35,623.36 × 14,483.58
  4. Step 4: Simplify right side
    25,815.61x = 515,953,784.43
  5. Step 5: Solve for x
    x = 515,953,784.43/25,815.61
  6. Step 6: Final answer
    x = 19,986.12

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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.