Home / 38,388.20-52,955.47-26,430.77

Finding the Fourth Proportional to 38,388.20, 52,955.47 and 26,430.77

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Solution

The fourth proportional to 38,388.20, 52,955.47 and 26,430.77 is: 36,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388.20 : 52,955.47 = 26,430.77 : x
  2. Step 2: Convert to fraction form
    38,388.20/52,955.47 = 26,430.77/x
  3. Step 3: Cross multiply
    38,388.20x = 52,955.47 × 26,430.77
  4. Step 4: Simplify right side
    38,388.20x = 1,399,654,013.24
  5. Step 5: Solve for x
    x = 1,399,654,013.24/38,388.20
  6. Step 6: Final answer
    x = 36,460.53

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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.