Home / 53,386.32-73,675.20-35,450.40

Finding the Fourth Proportional to 53,386.32, 73,675.20 and 35,450.40

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Solution

The fourth proportional to 53,386.32, 73,675.20 and 35,450.40 is: 48,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.32 : 73,675.20 = 35,450.40 : x
  2. Step 2: Convert to fraction form
    53,386.32/73,675.20 = 35,450.40/x
  3. Step 3: Cross multiply
    53,386.32x = 73,675.20 × 35,450.40
  4. Step 4: Simplify right side
    53,386.32x = 2,611,815,310.08
  5. Step 5: Solve for x
    x = 2,611,815,310.08/53,386.32
  6. Step 6: Final answer
    x = 48,922.93

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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.