Home / 29,518.12-44,274.30-8,457.40

Finding the Fourth Proportional to 29,518.12, 44,274.30 and 8,457.40

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Solution

The fourth proportional to 29,518.12, 44,274.30 and 8,457.40 is: 12,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,518.12 : 44,274.30 = 8,457.40 : x
  2. Step 2: Convert to fraction form
    29,518.12/44,274.30 = 8,457.40/x
  3. Step 3: Cross multiply
    29,518.12x = 44,274.30 × 8,457.40
  4. Step 4: Simplify right side
    29,518.12x = 374,445,464.82
  5. Step 5: Solve for x
    x = 374,445,464.82/29,518.12
  6. Step 6: Final answer
    x = 12,685.27

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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.