Home / 25,460.16-35,133.12-14,280

Finding the Fourth Proportional to 25,460.16, 35,133.12 and 14,280

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Solution

The fourth proportional to 25,460.16, 35,133.12 and 14,280 is: 19,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.16 : 35,133.12 = 14,280 : x
  2. Step 2: Convert to fraction form
    25,460.16/35,133.12 = 14,280/x
  3. Step 3: Cross multiply
    25,460.16x = 35,133.12 × 14,280
  4. Step 4: Simplify right side
    25,460.16x = 501,700,953.60
  5. Step 5: Solve for x
    x = 501,700,953.60/25,460.16
  6. Step 6: Final answer
    x = 19,705.33

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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.