Home / 28,746.06-43,124.58-9,019.32

Finding the Fourth Proportional to 28,746.06, 43,124.58 and 9,019.32

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Solution

The fourth proportional to 28,746.06, 43,124.58 and 9,019.32 is: 13,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746.06 : 43,124.58 = 9,019.32 : x
  2. Step 2: Convert to fraction form
    28,746.06/43,124.58 = 9,019.32/x
  3. Step 3: Cross multiply
    28,746.06x = 43,124.58 × 9,019.32
  4. Step 4: Simplify right side
    28,746.06x = 388,954,386.89
  5. Step 5: Solve for x
    x = 388,954,386.89/28,746.06
  6. Step 6: Final answer
    x = 13,530.70

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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.