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Finding the Fourth Proportional to 35,207.32, 52,810.98 and 8,912.08

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Solution

The fourth proportional to 35,207.32, 52,810.98 and 8,912.08 is: 13,368.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,207.32 : 52,810.98 = 8,912.08 : x
  2. Step 2: Convert to fraction form
    35,207.32/52,810.98 = 8,912.08/x
  3. Step 3: Cross multiply
    35,207.32x = 52,810.98 × 8,912.08
  4. Step 4: Simplify right side
    35,207.32x = 470,655,678.64
  5. Step 5: Solve for x
    x = 470,655,678.64/35,207.32
  6. Step 6: Final answer
    x = 13,368.12

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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.