Home / 15,702.07-23,657.84-14,202.81

Finding the Fourth Proportional to 15,702.07, 23,657.84 and 14,202.81

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Solution

The fourth proportional to 15,702.07, 23,657.84 and 14,202.81 is: 21,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,702.07 : 23,657.84 = 14,202.81 : x
  2. Step 2: Convert to fraction form
    15,702.07/23,657.84 = 14,202.81/x
  3. Step 3: Cross multiply
    15,702.07x = 23,657.84 × 14,202.81
  4. Step 4: Simplify right side
    15,702.07x = 336,007,806.53
  5. Step 5: Solve for x
    x = 336,007,806.53/15,702.07
  6. Step 6: Final answer
    x = 21,398.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.