Home / 15,800.64-23,705.40-6,916.76

Finding the Fourth Proportional to 15,800.64, 23,705.40 and 6,916.76

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Solution

The fourth proportional to 15,800.64, 23,705.40 and 6,916.76 is: 10,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800.64 : 23,705.40 = 6,916.76 : x
  2. Step 2: Convert to fraction form
    15,800.64/23,705.40 = 6,916.76/x
  3. Step 3: Cross multiply
    15,800.64x = 23,705.40 × 6,916.76
  4. Step 4: Simplify right side
    15,800.64x = 163,964,443.98
  5. Step 5: Solve for x
    x = 163,964,443.98/15,800.64
  6. Step 6: Final answer
    x = 10,377.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.