Home / 35,719.40-53,579.10-12,333.08

Finding the Fourth Proportional to 35,719.40, 53,579.10 and 12,333.08

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Solution

The fourth proportional to 35,719.40, 53,579.10 and 12,333.08 is: 18,499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.40 : 53,579.10 = 12,333.08 : x
  2. Step 2: Convert to fraction form
    35,719.40/53,579.10 = 12,333.08/x
  3. Step 3: Cross multiply
    35,719.40x = 53,579.10 × 12,333.08
  4. Step 4: Simplify right side
    35,719.40x = 660,795,506.82
  5. Step 5: Solve for x
    x = 660,795,506.82/35,719.40
  6. Step 6: Final answer
    x = 18,499.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.