Home / 26,485.32-36,552.28-15,152.56

Finding the Fourth Proportional to 26,485.32, 36,552.28 and 15,152.56

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Solution

The fourth proportional to 26,485.32, 36,552.28 and 15,152.56 is: 20,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,485.32 : 36,552.28 = 15,152.56 : x
  2. Step 2: Convert to fraction form
    26,485.32/36,552.28 = 15,152.56/x
  3. Step 3: Cross multiply
    26,485.32x = 36,552.28 × 15,152.56
  4. Step 4: Simplify right side
    26,485.32x = 553,860,615.84
  5. Step 5: Solve for x
    x = 553,860,615.84/26,485.32
  6. Step 6: Final answer
    x = 20,911.99

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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.