Home / 52,670.04-72,685.80-31,445.34

Finding the Fourth Proportional to 52,670.04, 72,685.80 and 31,445.34

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Solution

The fourth proportional to 52,670.04, 72,685.80 and 31,445.34 is: 43,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,670.04 : 72,685.80 = 31,445.34 : x
  2. Step 2: Convert to fraction form
    52,670.04/72,685.80 = 31,445.34/x
  3. Step 3: Cross multiply
    52,670.04x = 72,685.80 × 31,445.34
  4. Step 4: Simplify right side
    52,670.04x = 2,285,629,694.17
  5. Step 5: Solve for x
    x = 2,285,629,694.17/52,670.04
  6. Step 6: Final answer
    x = 43,395.25

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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.