Home / 25,314.98-34,931.67-14,702.90

Finding the Fourth Proportional to 25,314.98, 34,931.67 and 14,702.90

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Solution

The fourth proportional to 25,314.98, 34,931.67 and 14,702.90 is: 20,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,314.98 : 34,931.67 = 14,702.90 : x
  2. Step 2: Convert to fraction form
    25,314.98/34,931.67 = 14,702.90/x
  3. Step 3: Cross multiply
    25,314.98x = 34,931.67 × 14,702.90
  4. Step 4: Simplify right side
    25,314.98x = 513,596,850.84
  5. Step 5: Solve for x
    x = 513,596,850.84/25,314.98
  6. Step 6: Final answer
    x = 20,288.26

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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.