Home / 15,557.87-23,339.54-5,030.20

Finding the Fourth Proportional to 15,557.87, 23,339.54 and 5,030.20

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Solution

The fourth proportional to 15,557.87, 23,339.54 and 5,030.20 is: 7,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557.87 : 23,339.54 = 5,030.20 : x
  2. Step 2: Convert to fraction form
    15,557.87/23,339.54 = 5,030.20/x
  3. Step 3: Cross multiply
    15,557.87x = 23,339.54 × 5,030.20
  4. Step 4: Simplify right side
    15,557.87x = 117,402,595.86
  5. Step 5: Solve for x
    x = 117,402,595.86/15,557.87
  6. Step 6: Final answer
    x = 7,546.19

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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.