Home / 55,232.00-76,215.48-31,031.07

Finding the Fourth Proportional to 55,232.00, 76,215.48 and 31,031.07

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Solution

The fourth proportional to 55,232.00, 76,215.48 and 31,031.07 is: 42,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,232.00 : 76,215.48 = 31,031.07 : x
  2. Step 2: Convert to fraction form
    55,232.00/76,215.48 = 31,031.07/x
  3. Step 3: Cross multiply
    55,232.00x = 76,215.48 × 31,031.07
  4. Step 4: Simplify right side
    55,232.00x = 2,365,047,894.96
  5. Step 5: Solve for x
    x = 2,365,047,894.96/55,232.00
  6. Step 6: Final answer
    x = 42,820.25

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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.