Home / 35,623.48-49,160.62-20,719.48

Finding the Fourth Proportional to 35,623.48, 49,160.62 and 20,719.48

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Solution

The fourth proportional to 35,623.48, 49,160.62 and 20,719.48 is: 28,593.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,623.48 : 49,160.62 = 20,719.48 : x
  2. Step 2: Convert to fraction form
    35,623.48/49,160.62 = 20,719.48/x
  3. Step 3: Cross multiply
    35,623.48x = 49,160.62 × 20,719.48
  4. Step 4: Simplify right side
    35,623.48x = 1,018,582,482.88
  5. Step 5: Solve for x
    x = 1,018,582,482.88/35,623.48
  6. Step 6: Final answer
    x = 28,593.01

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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.