Home / 53,656.20-80,563.28-30,010.07

Finding the Fourth Proportional to 53,656.20, 80,563.28 and 30,010.07

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Solution

The fourth proportional to 53,656.20, 80,563.28 and 30,010.07 is: 45,059.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.20 : 80,563.28 = 30,010.07 : x
  2. Step 2: Convert to fraction form
    53,656.20/80,563.28 = 30,010.07/x
  3. Step 3: Cross multiply
    53,656.20x = 80,563.28 × 30,010.07
  4. Step 4: Simplify right side
    53,656.20x = 2,417,709,672.23
  5. Step 5: Solve for x
    x = 2,417,709,672.23/53,656.20
  6. Step 6: Final answer
    x = 45,059.28

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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.