Home / 28,735.36-43,066.51-12,923.48

Finding the Fourth Proportional to 28,735.36, 43,066.51 and 12,923.48

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Solution

The fourth proportional to 28,735.36, 43,066.51 and 12,923.48 is: 19,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735.36 : 43,066.51 = 12,923.48 : x
  2. Step 2: Convert to fraction form
    28,735.36/43,066.51 = 12,923.48/x
  3. Step 3: Cross multiply
    28,735.36x = 43,066.51 × 12,923.48
  4. Step 4: Simplify right side
    28,735.36x = 556,569,256.01
  5. Step 5: Solve for x
    x = 556,569,256.01/28,735.36
  6. Step 6: Final answer
    x = 19,368.80

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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.