Home / 19,041.36-26,251.88-15,625.86

Finding the Fourth Proportional to 19,041.36, 26,251.88 and 15,625.86

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Solution

The fourth proportional to 19,041.36, 26,251.88 and 15,625.86 is: 21,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.36 : 26,251.88 = 15,625.86 : x
  2. Step 2: Convert to fraction form
    19,041.36/26,251.88 = 15,625.86/x
  3. Step 3: Cross multiply
    19,041.36x = 26,251.88 × 15,625.86
  4. Step 4: Simplify right side
    19,041.36x = 410,208,123.49
  5. Step 5: Solve for x
    x = 410,208,123.49/19,041.36
  6. Step 6: Final answer
    x = 21,543.01

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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.