Home / 25,886.09-35,722.63-14,555.61

Finding the Fourth Proportional to 25,886.09, 35,722.63 and 14,555.61

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Solution

The fourth proportional to 25,886.09, 35,722.63 and 14,555.61 is: 20,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,886.09 : 35,722.63 = 14,555.61 : x
  2. Step 2: Convert to fraction form
    25,886.09/35,722.63 = 14,555.61/x
  3. Step 3: Cross multiply
    25,886.09x = 35,722.63 × 14,555.61
  4. Step 4: Simplify right side
    25,886.09x = 519,964,688.65
  5. Step 5: Solve for x
    x = 519,964,688.65/25,886.09
  6. Step 6: Final answer
    x = 20,086.64

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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.