Home / 35,157.36-52,740.13-12,354.20

Finding the Fourth Proportional to 35,157.36, 52,740.13 and 12,354.20

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Solution

The fourth proportional to 35,157.36, 52,740.13 and 12,354.20 is: 18,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.36 : 52,740.13 = 12,354.20 : x
  2. Step 2: Convert to fraction form
    35,157.36/52,740.13 = 12,354.20/x
  3. Step 3: Cross multiply
    35,157.36x = 52,740.13 × 12,354.20
  4. Step 4: Simplify right side
    35,157.36x = 651,562,114.05
  5. Step 5: Solve for x
    x = 651,562,114.05/35,157.36
  6. Step 6: Final answer
    x = 18,532.74

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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.