Home / 25,317.96-34,938.36-14,707.68

Finding the Fourth Proportional to 25,317.96, 34,938.36 and 14,707.68

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Solution

The fourth proportional to 25,317.96, 34,938.36 and 14,707.68 is: 20,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.96 : 34,938.36 = 14,707.68 : x
  2. Step 2: Convert to fraction form
    25,317.96/34,938.36 = 14,707.68/x
  3. Step 3: Cross multiply
    25,317.96x = 34,938.36 × 14,707.68
  4. Step 4: Simplify right side
    25,317.96x = 513,862,218.60
  5. Step 5: Solve for x
    x = 513,862,218.60/25,317.96
  6. Step 6: Final answer
    x = 20,296.35

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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.