Home / 15,709.32-23,563.65-4,615.74

Finding the Fourth Proportional to 15,709.32, 23,563.65 and 4,615.74

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Solution

The fourth proportional to 15,709.32, 23,563.65 and 4,615.74 is: 6,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,709.32 : 23,563.65 = 4,615.74 : x
  2. Step 2: Convert to fraction form
    15,709.32/23,563.65 = 4,615.74/x
  3. Step 3: Cross multiply
    15,709.32x = 23,563.65 × 4,615.74
  4. Step 4: Simplify right side
    15,709.32x = 108,763,681.85
  5. Step 5: Solve for x
    x = 108,763,681.85/15,709.32
  6. Step 6: Final answer
    x = 6,923.51

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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.