Home / 57,470.02-86,208.27-17,490.31

Finding the Fourth Proportional to 57,470.02, 86,208.27 and 17,490.31

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Solution

The fourth proportional to 57,470.02, 86,208.27 and 17,490.31 is: 26,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470.02 : 86,208.27 = 17,490.31 : x
  2. Step 2: Convert to fraction form
    57,470.02/86,208.27 = 17,490.31/x
  3. Step 3: Cross multiply
    57,470.02x = 86,208.27 × 17,490.31
  4. Step 4: Simplify right side
    57,470.02x = 1,507,809,366.86
  5. Step 5: Solve for x
    x = 1,507,809,366.86/57,470.02
  6. Step 6: Final answer
    x = 26,236.45

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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.