Home / 25,392.89-35,048.30-14,788.58

Finding the Fourth Proportional to 25,392.89, 35,048.30 and 14,788.58

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Solution

The fourth proportional to 25,392.89, 35,048.30 and 14,788.58 is: 20,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.89 : 35,048.30 = 14,788.58 : x
  2. Step 2: Convert to fraction form
    25,392.89/35,048.30 = 14,788.58/x
  3. Step 3: Cross multiply
    25,392.89x = 35,048.30 × 14,788.58
  4. Step 4: Simplify right side
    25,392.89x = 518,314,339.23
  5. Step 5: Solve for x
    x = 518,314,339.23/25,392.89
  6. Step 6: Final answer
    x = 20,411.79

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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.