Home / 39,225.42-58,836.76-12,571.02

Finding the Fourth Proportional to 39,225.42, 58,836.76 and 12,571.02

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Solution

The fourth proportional to 39,225.42, 58,836.76 and 12,571.02 is: 18,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.42 : 58,836.76 = 12,571.02 : x
  2. Step 2: Convert to fraction form
    39,225.42/58,836.76 = 12,571.02/x
  3. Step 3: Cross multiply
    39,225.42x = 58,836.76 × 12,571.02
  4. Step 4: Simplify right side
    39,225.42x = 739,637,729.66
  5. Step 5: Solve for x
    x = 739,637,729.66/39,225.42
  6. Step 6: Final answer
    x = 18,856.08

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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.