Home / 35,585.36-49,112.67-20,477.70

Finding the Fourth Proportional to 35,585.36, 49,112.67 and 20,477.70

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Solution

The fourth proportional to 35,585.36, 49,112.67 and 20,477.70 is: 28,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.36 : 49,112.67 = 20,477.70 : x
  2. Step 2: Convert to fraction form
    35,585.36/49,112.67 = 20,477.70/x
  3. Step 3: Cross multiply
    35,585.36x = 49,112.67 × 20,477.70
  4. Step 4: Simplify right side
    35,585.36x = 1,005,714,522.46
  5. Step 5: Solve for x
    x = 1,005,714,522.46/35,585.36
  6. Step 6: Final answer
    x = 28,262.03

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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.