Home / 23,583.70-32,548.28-13,515.40

Finding the Fourth Proportional to 23,583.70, 32,548.28 and 13,515.40

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Solution

The fourth proportional to 23,583.70, 32,548.28 and 13,515.40 is: 18,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,583.70 : 32,548.28 = 13,515.40 : x
  2. Step 2: Convert to fraction form
    23,583.70/32,548.28 = 13,515.40/x
  3. Step 3: Cross multiply
    23,583.70x = 32,548.28 × 13,515.40
  4. Step 4: Simplify right side
    23,583.70x = 439,903,023.51
  5. Step 5: Solve for x
    x = 439,903,023.51/23,583.70
  6. Step 6: Final answer
    x = 18,652.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.