Home / 39,783.96-59,672.16-14,812.74

Finding the Fourth Proportional to 39,783.96, 59,672.16 and 14,812.74

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Solution

The fourth proportional to 39,783.96, 59,672.16 and 14,812.74 is: 22,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,783.96 : 59,672.16 = 14,812.74 : x
  2. Step 2: Convert to fraction form
    39,783.96/59,672.16 = 14,812.74/x
  3. Step 3: Cross multiply
    39,783.96x = 59,672.16 × 14,812.74
  4. Step 4: Simplify right side
    39,783.96x = 883,908,191.32
  5. Step 5: Solve for x
    x = 883,908,191.32/39,783.96
  6. Step 6: Final answer
    x = 22,217.70

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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.