Home / 15,659.28-23,582.64-14,259.60

Finding the Fourth Proportional to 15,659.28, 23,582.64 and 14,259.60

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Solution

The fourth proportional to 15,659.28, 23,582.64 and 14,259.60 is: 21,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.28 : 23,582.64 = 14,259.60 : x
  2. Step 2: Convert to fraction form
    15,659.28/23,582.64 = 14,259.60/x
  3. Step 3: Cross multiply
    15,659.28x = 23,582.64 × 14,259.60
  4. Step 4: Simplify right side
    15,659.28x = 336,279,013.34
  5. Step 5: Solve for x
    x = 336,279,013.34/15,659.28
  6. Step 6: Final answer
    x = 21,474.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.