Home / 59,445.96-82,021.95-40,328.34

Finding the Fourth Proportional to 59,445.96, 82,021.95 and 40,328.34

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Solution

The fourth proportional to 59,445.96, 82,021.95 and 40,328.34 is: 55,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,445.96 : 82,021.95 = 40,328.34 : x
  2. Step 2: Convert to fraction form
    59,445.96/82,021.95 = 40,328.34/x
  3. Step 3: Cross multiply
    59,445.96x = 82,021.95 × 40,328.34
  4. Step 4: Simplify right side
    59,445.96x = 3,307,809,087.06
  5. Step 5: Solve for x
    x = 3,307,809,087.06/59,445.96
  6. Step 6: Final answer
    x = 55,643.97

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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.