Home / 25,828.47-35,646.93-15,076.89

Finding the Fourth Proportional to 25,828.47, 35,646.93 and 15,076.89

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Solution

The fourth proportional to 25,828.47, 35,646.93 and 15,076.89 is: 20,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.47 : 35,646.93 = 15,076.89 : x
  2. Step 2: Convert to fraction form
    25,828.47/35,646.93 = 15,076.89/x
  3. Step 3: Cross multiply
    25,828.47x = 35,646.93 × 15,076.89
  4. Step 4: Simplify right side
    25,828.47x = 537,444,842.45
  5. Step 5: Solve for x
    x = 537,444,842.45/25,828.47
  6. Step 6: Final answer
    x = 20,808.23

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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.