Home / 25,570.16-38,357.46-7,804.82

Finding the Fourth Proportional to 25,570.16, 38,357.46 and 7,804.82

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Solution

The fourth proportional to 25,570.16, 38,357.46 and 7,804.82 is: 11,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.16 : 38,357.46 = 7,804.82 : x
  2. Step 2: Convert to fraction form
    25,570.16/38,357.46 = 7,804.82/x
  3. Step 3: Cross multiply
    25,570.16x = 38,357.46 × 7,804.82
  4. Step 4: Simplify right side
    25,570.16x = 299,372,879.17
  5. Step 5: Solve for x
    x = 299,372,879.17/25,570.16
  6. Step 6: Final answer
    x = 11,707.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.