Home / 39,225.60-58,838.40-22,636.80

Finding the Fourth Proportional to 39,225.60, 58,838.40 and 22,636.80

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Solution

The fourth proportional to 39,225.60, 58,838.40 and 22,636.80 is: 33,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.60 : 58,838.40 = 22,636.80 : x
  2. Step 2: Convert to fraction form
    39,225.60/58,838.40 = 22,636.80/x
  3. Step 3: Cross multiply
    39,225.60x = 58,838.40 × 22,636.80
  4. Step 4: Simplify right side
    39,225.60x = 1,331,913,093.12
  5. Step 5: Solve for x
    x = 1,331,913,093.12/39,225.60
  6. Step 6: Final answer
    x = 33,955.20

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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.