Home / 25,330.02-34,954.34-13,998.93

Finding the Fourth Proportional to 25,330.02, 34,954.34 and 13,998.93

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Solution

The fourth proportional to 25,330.02, 34,954.34 and 13,998.93 is: 19,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.02 : 34,954.34 = 13,998.93 : x
  2. Step 2: Convert to fraction form
    25,330.02/34,954.34 = 13,998.93/x
  3. Step 3: Cross multiply
    25,330.02x = 34,954.34 × 13,998.93
  4. Step 4: Simplify right side
    25,330.02x = 489,323,157.78
  5. Step 5: Solve for x
    x = 489,323,157.78/25,330.02
  6. Step 6: Final answer
    x = 19,317.92

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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.