Home / 39,925.34-55,097.02-22,020.35

Finding the Fourth Proportional to 39,925.34, 55,097.02 and 22,020.35

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Solution

The fourth proportional to 39,925.34, 55,097.02 and 22,020.35 is: 30,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,925.34 : 55,097.02 = 22,020.35 : x
  2. Step 2: Convert to fraction form
    39,925.34/55,097.02 = 22,020.35/x
  3. Step 3: Cross multiply
    39,925.34x = 55,097.02 × 22,020.35
  4. Step 4: Simplify right side
    39,925.34x = 1,213,255,416.40
  5. Step 5: Solve for x
    x = 1,213,255,416.40/39,925.34
  6. Step 6: Final answer
    x = 30,388.11

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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.