Home / 15,055.09-20,793.47-10,010.58

Finding the Fourth Proportional to 15,055.09, 20,793.47 and 10,010.58

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Solution

The fourth proportional to 15,055.09, 20,793.47 and 10,010.58 is: 13,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.09 : 20,793.47 = 10,010.58 : x
  2. Step 2: Convert to fraction form
    15,055.09/20,793.47 = 10,010.58/x
  3. Step 3: Cross multiply
    15,055.09x = 20,793.47 × 10,010.58
  4. Step 4: Simplify right side
    15,055.09x = 208,154,694.91
  5. Step 5: Solve for x
    x = 208,154,694.91/15,055.09
  6. Step 6: Final answer
    x = 13,826.20

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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.