Home / 39,177.90-58,740.74-14,214.71

Finding the Fourth Proportional to 39,177.90, 58,740.74 and 14,214.71

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Solution

The fourth proportional to 39,177.90, 58,740.74 and 14,214.71 is: 21,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.90 : 58,740.74 = 14,214.71 : x
  2. Step 2: Convert to fraction form
    39,177.90/58,740.74 = 14,214.71/x
  3. Step 3: Cross multiply
    39,177.90x = 58,740.74 × 14,214.71
  4. Step 4: Simplify right side
    39,177.90x = 834,982,219.51
  5. Step 5: Solve for x
    x = 834,982,219.51/39,177.90
  6. Step 6: Final answer
    x = 21,312.58

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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.