Home / 59,402-81,974.76-32,911.12

Finding the Fourth Proportional to 59,402, 81,974.76 and 32,911.12

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Solution

The fourth proportional to 59,402, 81,974.76 and 32,911.12 is: 45,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,402 : 81,974.76 = 32,911.12 : x
  2. Step 2: Convert to fraction form
    59,402/81,974.76 = 32,911.12/x
  3. Step 3: Cross multiply
    59,402x = 81,974.76 × 32,911.12
  4. Step 4: Simplify right side
    59,402x = 2,697,881,163.33
  5. Step 5: Solve for x
    x = 2,697,881,163.33/59,402
  6. Step 6: Final answer
    x = 45,417.35

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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.