Home / 15,099.63-22,652.30-6,779.45

Finding the Fourth Proportional to 15,099.63, 22,652.30 and 6,779.45

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Solution

The fourth proportional to 15,099.63, 22,652.30 and 6,779.45 is: 10,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099.63 : 22,652.30 = 6,779.45 : x
  2. Step 2: Convert to fraction form
    15,099.63/22,652.30 = 6,779.45/x
  3. Step 3: Cross multiply
    15,099.63x = 22,652.30 × 6,779.45
  4. Step 4: Simplify right side
    15,099.63x = 153,569,988.08
  5. Step 5: Solve for x
    x = 153,569,988.08/15,099.63
  6. Step 6: Final answer
    x = 10,170.45

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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.