Home / 38,950.08-53,748-23,035.20

Finding the Fourth Proportional to 38,950.08, 53,748 and 23,035.20

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Solution

The fourth proportional to 38,950.08, 53,748 and 23,035.20 is: 31,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,950.08 : 53,748 = 23,035.20 : x
  2. Step 2: Convert to fraction form
    38,950.08/53,748 = 23,035.20/x
  3. Step 3: Cross multiply
    38,950.08x = 53,748 × 23,035.20
  4. Step 4: Simplify right side
    38,950.08x = 1,238,095,929.60
  5. Step 5: Solve for x
    x = 1,238,095,929.60/38,950.08
  6. Step 6: Final answer
    x = 31,786.74

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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.