Home / 15,417.18-23,125.74-3,730.40

Finding the Fourth Proportional to 15,417.18, 23,125.74 and 3,730.40

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Solution

The fourth proportional to 15,417.18, 23,125.74 and 3,730.40 is: 5,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.18 : 23,125.74 = 3,730.40 : x
  2. Step 2: Convert to fraction form
    15,417.18/23,125.74 = 3,730.40/x
  3. Step 3: Cross multiply
    15,417.18x = 23,125.74 × 3,730.40
  4. Step 4: Simplify right side
    15,417.18x = 86,268,260.50
  5. Step 5: Solve for x
    x = 86,268,260.50/15,417.18
  6. Step 6: Final answer
    x = 5,595.59

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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.