Home / 38,368.86-52,950.47-21,141.94

Finding the Fourth Proportional to 38,368.86, 52,950.47 and 21,141.94

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Solution

The fourth proportional to 38,368.86, 52,950.47 and 21,141.94 is: 29,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,368.86 : 52,950.47 = 21,141.94 : x
  2. Step 2: Convert to fraction form
    38,368.86/52,950.47 = 21,141.94/x
  3. Step 3: Cross multiply
    38,368.86x = 52,950.47 × 21,141.94
  4. Step 4: Simplify right side
    38,368.86x = 1,119,475,659.71
  5. Step 5: Solve for x
    x = 1,119,475,659.71/38,368.86
  6. Step 6: Final answer
    x = 29,176.67

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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.