Home / 25,373.14-35,048.40-19,477.66

Finding the Fourth Proportional to 25,373.14, 35,048.40 and 19,477.66

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Solution

The fourth proportional to 25,373.14, 35,048.40 and 19,477.66 is: 26,904.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373.14 : 35,048.40 = 19,477.66 : x
  2. Step 2: Convert to fraction form
    25,373.14/35,048.40 = 19,477.66/x
  3. Step 3: Cross multiply
    25,373.14x = 35,048.40 × 19,477.66
  4. Step 4: Simplify right side
    25,373.14x = 682,660,818.74
  5. Step 5: Solve for x
    x = 682,660,818.74/25,373.14
  6. Step 6: Final answer
    x = 26,904.86

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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.