Home / 15,670.86-23,503.58-4,426.98

Finding the Fourth Proportional to 15,670.86, 23,503.58 and 4,426.98

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Solution

The fourth proportional to 15,670.86, 23,503.58 and 4,426.98 is: 6,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.86 : 23,503.58 = 4,426.98 : x
  2. Step 2: Convert to fraction form
    15,670.86/23,503.58 = 4,426.98/x
  3. Step 3: Cross multiply
    15,670.86x = 23,503.58 × 4,426.98
  4. Step 4: Simplify right side
    15,670.86x = 104,049,878.59
  5. Step 5: Solve for x
    x = 104,049,878.59/15,670.86
  6. Step 6: Final answer
    x = 6,639.70

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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.