Home / 35,748.63-49,337.36-20,644.96

Finding the Fourth Proportional to 35,748.63, 49,337.36 and 20,644.96

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Solution

The fourth proportional to 35,748.63, 49,337.36 and 20,644.96 is: 28,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,748.63 : 49,337.36 = 20,644.96 : x
  2. Step 2: Convert to fraction form
    35,748.63/49,337.36 = 20,644.96/x
  3. Step 3: Cross multiply
    35,748.63x = 49,337.36 × 20,644.96
  4. Step 4: Simplify right side
    35,748.63x = 1,018,567,823.71
  5. Step 5: Solve for x
    x = 1,018,567,823.71/35,748.63
  6. Step 6: Final answer
    x = 28,492.50

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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.