Home / 35,611.95-53,368.68-30,319.41

Finding the Fourth Proportional to 35,611.95, 53,368.68 and 30,319.41

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Solution

The fourth proportional to 35,611.95, 53,368.68 and 30,319.41 is: 45,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.95 : 53,368.68 = 30,319.41 : x
  2. Step 2: Convert to fraction form
    35,611.95/53,368.68 = 30,319.41/x
  3. Step 3: Cross multiply
    35,611.95x = 53,368.68 × 30,319.41
  4. Step 4: Simplify right side
    35,611.95x = 1,618,106,890.08
  5. Step 5: Solve for x
    x = 1,618,106,890.08/35,611.95
  6. Step 6: Final answer
    x = 45,437.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.