Home / 35,958.34-53,937.51-12,579.40

Finding the Fourth Proportional to 35,958.34, 53,937.51 and 12,579.40

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Solution

The fourth proportional to 35,958.34, 53,937.51 and 12,579.40 is: 18,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.34 : 53,937.51 = 12,579.40 : x
  2. Step 2: Convert to fraction form
    35,958.34/53,937.51 = 12,579.40/x
  3. Step 3: Cross multiply
    35,958.34x = 53,937.51 × 12,579.40
  4. Step 4: Simplify right side
    35,958.34x = 678,501,513.29
  5. Step 5: Solve for x
    x = 678,501,513.29/35,958.34
  6. Step 6: Final answer
    x = 18,869.10

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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.