Home / 53,219.04-73,446.06-30,564.60

Finding the Fourth Proportional to 53,219.04, 73,446.06 and 30,564.60

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Solution

The fourth proportional to 53,219.04, 73,446.06 and 30,564.60 is: 42,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.04 : 73,446.06 = 30,564.60 : x
  2. Step 2: Convert to fraction form
    53,219.04/73,446.06 = 30,564.60/x
  3. Step 3: Cross multiply
    53,219.04x = 73,446.06 × 30,564.60
  4. Step 4: Simplify right side
    53,219.04x = 2,244,849,445.48
  5. Step 5: Solve for x
    x = 2,244,849,445.48/53,219.04
  6. Step 6: Final answer
    x = 42,181.32

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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.