Home / 13,973.65-20,941.95-10,258.49

Finding the Fourth Proportional to 13,973.65, 20,941.95 and 10,258.49

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Solution

The fourth proportional to 13,973.65, 20,941.95 and 10,258.49 is: 15,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.65 : 20,941.95 = 10,258.49 : x
  2. Step 2: Convert to fraction form
    13,973.65/20,941.95 = 10,258.49/x
  3. Step 3: Cross multiply
    13,973.65x = 20,941.95 × 10,258.49
  4. Step 4: Simplify right side
    13,973.65x = 214,832,784.66
  5. Step 5: Solve for x
    x = 214,832,784.66/13,973.65
  6. Step 6: Final answer
    x = 15,374.14

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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.