Home / 52,210.08-72,084.60-30,996.16

Finding the Fourth Proportional to 52,210.08, 72,084.60 and 30,996.16

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Solution

The fourth proportional to 52,210.08, 72,084.60 and 30,996.16 is: 42,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,210.08 : 72,084.60 = 30,996.16 : x
  2. Step 2: Convert to fraction form
    52,210.08/72,084.60 = 30,996.16/x
  3. Step 3: Cross multiply
    52,210.08x = 72,084.60 × 30,996.16
  4. Step 4: Simplify right side
    52,210.08x = 2,234,345,795.14
  5. Step 5: Solve for x
    x = 2,234,345,795.14/52,210.08
  6. Step 6: Final answer
    x = 42,795.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.