Home / 31,501.50-47,204.64-19,007.64

Finding the Fourth Proportional to 31,501.50, 47,204.64 and 19,007.64

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Solution

The fourth proportional to 31,501.50, 47,204.64 and 19,007.64 is: 28,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.50 : 47,204.64 = 19,007.64 : x
  2. Step 2: Convert to fraction form
    31,501.50/47,204.64 = 19,007.64/x
  3. Step 3: Cross multiply
    31,501.50x = 47,204.64 × 19,007.64
  4. Step 4: Simplify right side
    31,501.50x = 897,248,803.45
  5. Step 5: Solve for x
    x = 897,248,803.45/31,501.50
  6. Step 6: Final answer
    x = 28,482.73

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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.