Home / 58,021.48-80,055.30-34,146.28

Finding the Fourth Proportional to 58,021.48, 80,055.30 and 34,146.28

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Solution

The fourth proportional to 58,021.48, 80,055.30 and 34,146.28 is: 47,113.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,021.48 : 80,055.30 = 34,146.28 : x
  2. Step 2: Convert to fraction form
    58,021.48/80,055.30 = 34,146.28/x
  3. Step 3: Cross multiply
    58,021.48x = 80,055.30 × 34,146.28
  4. Step 4: Simplify right side
    58,021.48x = 2,733,590,689.28
  5. Step 5: Solve for x
    x = 2,733,590,689.28/58,021.48
  6. Step 6: Final answer
    x = 47,113.43

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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.