Home / 25,664.18-35,416.58-15,053.85

Finding the Fourth Proportional to 25,664.18, 35,416.58 and 15,053.85

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Solution

The fourth proportional to 25,664.18, 35,416.58 and 15,053.85 is: 20,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.18 : 35,416.58 = 15,053.85 : x
  2. Step 2: Convert to fraction form
    25,664.18/35,416.58 = 15,053.85/x
  3. Step 3: Cross multiply
    25,664.18x = 35,416.58 × 15,053.85
  4. Step 4: Simplify right side
    25,664.18x = 533,155,807.56
  5. Step 5: Solve for x
    x = 533,155,807.56/25,664.18
  6. Step 6: Final answer
    x = 20,774.32

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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.