Home / 15,603.14-23,403.79-4,509.58

Finding the Fourth Proportional to 15,603.14, 23,403.79 and 4,509.58

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Solution

The fourth proportional to 15,603.14, 23,403.79 and 4,509.58 is: 6,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.14 : 23,403.79 = 4,509.58 : x
  2. Step 2: Convert to fraction form
    15,603.14/23,403.79 = 4,509.58/x
  3. Step 3: Cross multiply
    15,603.14x = 23,403.79 × 4,509.58
  4. Step 4: Simplify right side
    15,603.14x = 105,541,254.32
  5. Step 5: Solve for x
    x = 105,541,254.32/15,603.14
  6. Step 6: Final answer
    x = 6,764.10

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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.