Home / 25,320.02-34,941.04-13,988.93

Finding the Fourth Proportional to 25,320.02, 34,941.04 and 13,988.93

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Solution

The fourth proportional to 25,320.02, 34,941.04 and 13,988.93 is: 19,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320.02 : 34,941.04 = 13,988.93 : x
  2. Step 2: Convert to fraction form
    25,320.02/34,941.04 = 13,988.93/x
  3. Step 3: Cross multiply
    25,320.02x = 34,941.04 × 13,988.93
  4. Step 4: Simplify right side
    25,320.02x = 488,787,553.01
  5. Step 5: Solve for x
    x = 488,787,553.01/25,320.02
  6. Step 6: Final answer
    x = 19,304.39

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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.