Home / 38,762.12-53,492.06-22,640.70

Finding the Fourth Proportional to 38,762.12, 53,492.06 and 22,640.70

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Solution

The fourth proportional to 38,762.12, 53,492.06 and 22,640.70 is: 31,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,762.12 : 53,492.06 = 22,640.70 : x
  2. Step 2: Convert to fraction form
    38,762.12/53,492.06 = 22,640.70/x
  3. Step 3: Cross multiply
    38,762.12x = 53,492.06 × 22,640.70
  4. Step 4: Simplify right side
    38,762.12x = 1,211,097,682.84
  5. Step 5: Solve for x
    x = 1,211,097,682.84/38,762.12
  6. Step 6: Final answer
    x = 31,244.36

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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.