Home / 15,403.01-23,107.35-4,875.68

Finding the Fourth Proportional to 15,403.01, 23,107.35 and 4,875.68

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Solution

The fourth proportional to 15,403.01, 23,107.35 and 4,875.68 is: 7,314.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403.01 : 23,107.35 = 4,875.68 : x
  2. Step 2: Convert to fraction form
    15,403.01/23,107.35 = 4,875.68/x
  3. Step 3: Cross multiply
    15,403.01x = 23,107.35 × 4,875.68
  4. Step 4: Simplify right side
    15,403.01x = 112,663,928.71
  5. Step 5: Solve for x
    x = 112,663,928.71/15,403.01
  6. Step 6: Final answer
    x = 7,314.41

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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.