Home / 39,949.02-59,921.58-14,987.12

Finding the Fourth Proportional to 39,949.02, 59,921.58 and 14,987.12

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Solution

The fourth proportional to 39,949.02, 59,921.58 and 14,987.12 is: 22,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.02 : 59,921.58 = 14,987.12 : x
  2. Step 2: Convert to fraction form
    39,949.02/59,921.58 = 14,987.12/x
  3. Step 3: Cross multiply
    39,949.02x = 59,921.58 × 14,987.12
  4. Step 4: Simplify right side
    39,949.02x = 898,051,535.51
  5. Step 5: Solve for x
    x = 898,051,535.51/39,949.02
  6. Step 6: Final answer
    x = 22,479.94

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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.