Home / 32,130.86-44,340.81-18,709.94

Finding the Fourth Proportional to 32,130.86, 44,340.81 and 18,709.94

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Solution

The fourth proportional to 32,130.86, 44,340.81 and 18,709.94 is: 25,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,130.86 : 44,340.81 = 18,709.94 : x
  2. Step 2: Convert to fraction form
    32,130.86/44,340.81 = 18,709.94/x
  3. Step 3: Cross multiply
    32,130.86x = 44,340.81 × 18,709.94
  4. Step 4: Simplify right side
    32,130.86x = 829,613,894.65
  5. Step 5: Solve for x
    x = 829,613,894.65/32,130.86
  6. Step 6: Final answer
    x = 25,819.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.