Home / 15,611.94-23,430.21-6,852.90

Finding the Fourth Proportional to 15,611.94, 23,430.21 and 6,852.90

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Solution

The fourth proportional to 15,611.94, 23,430.21 and 6,852.90 is: 10,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.94 : 23,430.21 = 6,852.90 : x
  2. Step 2: Convert to fraction form
    15,611.94/23,430.21 = 6,852.90/x
  3. Step 3: Cross multiply
    15,611.94x = 23,430.21 × 6,852.90
  4. Step 4: Simplify right side
    15,611.94x = 160,564,886.11
  5. Step 5: Solve for x
    x = 160,564,886.11/15,611.94
  6. Step 6: Final answer
    x = 10,284.75

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1.5x scale

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.