Home / 25,431.46-35,095-13,946.34

Finding the Fourth Proportional to 25,431.46, 35,095 and 13,946.34

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Solution

The fourth proportional to 25,431.46, 35,095 and 13,946.34 is: 19,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,431.46 : 35,095 = 13,946.34 : x
  2. Step 2: Convert to fraction form
    25,431.46/35,095 = 13,946.34/x
  3. Step 3: Cross multiply
    25,431.46x = 35,095 × 13,946.34
  4. Step 4: Simplify right side
    25,431.46x = 489,446,802.30
  5. Step 5: Solve for x
    x = 489,446,802.30/25,431.46
  6. Step 6: Final answer
    x = 19,245.72

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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.