Home / 15,683.60-23,525.40-10,434.80

Finding the Fourth Proportional to 15,683.60, 23,525.40 and 10,434.80

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Solution

The fourth proportional to 15,683.60, 23,525.40 and 10,434.80 is: 15,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683.60 : 23,525.40 = 10,434.80 : x
  2. Step 2: Convert to fraction form
    15,683.60/23,525.40 = 10,434.80/x
  3. Step 3: Cross multiply
    15,683.60x = 23,525.40 × 10,434.80
  4. Step 4: Simplify right side
    15,683.60x = 245,482,843.92
  5. Step 5: Solve for x
    x = 245,482,843.92/15,683.60
  6. Step 6: Final answer
    x = 15,652.20

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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.