Home / 35,279.97-48,686.16-19,364.07

Finding the Fourth Proportional to 35,279.97, 48,686.16 and 19,364.07

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Solution

The fourth proportional to 35,279.97, 48,686.16 and 19,364.07 is: 26,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.97 : 48,686.16 = 19,364.07 : x
  2. Step 2: Convert to fraction form
    35,279.97/48,686.16 = 19,364.07/x
  3. Step 3: Cross multiply
    35,279.97x = 48,686.16 × 19,364.07
  4. Step 4: Simplify right side
    35,279.97x = 942,762,210.27
  5. Step 5: Solve for x
    x = 942,762,210.27/35,279.97
  6. Step 6: Final answer
    x = 26,722.31

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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.