Home / 57,612.06-86,416.47-31,482.27

Finding the Fourth Proportional to 57,612.06, 86,416.47 and 31,482.27

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Solution

The fourth proportional to 57,612.06, 86,416.47 and 31,482.27 is: 47,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,612.06 : 86,416.47 = 31,482.27 : x
  2. Step 2: Convert to fraction form
    57,612.06/86,416.47 = 31,482.27/x
  3. Step 3: Cross multiply
    57,612.06x = 86,416.47 × 31,482.27
  4. Step 4: Simplify right side
    57,612.06x = 2,720,586,640.99
  5. Step 5: Solve for x
    x = 2,720,586,640.99/57,612.06
  6. Step 6: Final answer
    x = 47,222.52

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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.