Home / 47,089.08-70,633.56-12,028.74

Finding the Fourth Proportional to 47,089.08, 70,633.56 and 12,028.74

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Solution

The fourth proportional to 47,089.08, 70,633.56 and 12,028.74 is: 18,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.08 : 70,633.56 = 12,028.74 : x
  2. Step 2: Convert to fraction form
    47,089.08/70,633.56 = 12,028.74/x
  3. Step 3: Cross multiply
    47,089.08x = 70,633.56 × 12,028.74
  4. Step 4: Simplify right side
    47,089.08x = 849,632,728.51
  5. Step 5: Solve for x
    x = 849,632,728.51/47,089.08
  6. Step 6: Final answer
    x = 18,043.09

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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.