Home / 25,307.18-34,928.19-14,702.97

Finding the Fourth Proportional to 25,307.18, 34,928.19 and 14,702.97

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Solution

The fourth proportional to 25,307.18, 34,928.19 and 14,702.97 is: 20,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.18 : 34,928.19 = 14,702.97 : x
  2. Step 2: Convert to fraction form
    25,307.18/34,928.19 = 14,702.97/x
  3. Step 3: Cross multiply
    25,307.18x = 34,928.19 × 14,702.97
  4. Step 4: Simplify right side
    25,307.18x = 513,547,881.57
  5. Step 5: Solve for x
    x = 513,547,881.57/25,307.18
  6. Step 6: Final answer
    x = 20,292.58

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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.