Home / 55,393.04-76,444.08-31,523.15

Finding the Fourth Proportional to 55,393.04, 76,444.08 and 31,523.15

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Solution

The fourth proportional to 55,393.04, 76,444.08 and 31,523.15 is: 43,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,393.04 : 76,444.08 = 31,523.15 : x
  2. Step 2: Convert to fraction form
    55,393.04/76,444.08 = 31,523.15/x
  3. Step 3: Cross multiply
    55,393.04x = 76,444.08 × 31,523.15
  4. Step 4: Simplify right side
    55,393.04x = 2,409,758,200.45
  5. Step 5: Solve for x
    x = 2,409,758,200.45/55,393.04
  6. Step 6: Final answer
    x = 43,502.91

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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.