Home / 39,478.44-59,240.06-14,515.24

Finding the Fourth Proportional to 39,478.44, 59,240.06 and 14,515.24

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Solution

The fourth proportional to 39,478.44, 59,240.06 and 14,515.24 is: 21,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,478.44 : 59,240.06 = 14,515.24 : x
  2. Step 2: Convert to fraction form
    39,478.44/59,240.06 = 14,515.24/x
  3. Step 3: Cross multiply
    39,478.44x = 59,240.06 × 14,515.24
  4. Step 4: Simplify right side
    39,478.44x = 859,883,688.51
  5. Step 5: Solve for x
    x = 859,883,688.51/39,478.44
  6. Step 6: Final answer
    x = 21,781.10

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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.