Home / 38,000.91-56,970.65-15,830.94

Finding the Fourth Proportional to 38,000.91, 56,970.65 and 15,830.94

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Solution

The fourth proportional to 38,000.91, 56,970.65 and 15,830.94 is: 23,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.91 : 56,970.65 = 15,830.94 : x
  2. Step 2: Convert to fraction form
    38,000.91/56,970.65 = 15,830.94/x
  3. Step 3: Cross multiply
    38,000.91x = 56,970.65 × 15,830.94
  4. Step 4: Simplify right side
    38,000.91x = 901,898,941.91
  5. Step 5: Solve for x
    x = 901,898,941.91/38,000.91
  6. Step 6: Final answer
    x = 23,733.61

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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.