Home / 25,612.08-38,417.74-15,619.76

Finding the Fourth Proportional to 25,612.08, 38,417.74 and 15,619.76

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Solution

The fourth proportional to 25,612.08, 38,417.74 and 15,619.76 is: 23,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612.08 : 38,417.74 = 15,619.76 : x
  2. Step 2: Convert to fraction form
    25,612.08/38,417.74 = 15,619.76/x
  3. Step 3: Cross multiply
    25,612.08x = 38,417.74 × 15,619.76
  4. Step 4: Simplify right side
    25,612.08x = 600,075,878.54
  5. Step 5: Solve for x
    x = 600,075,878.54/25,612.08
  6. Step 6: Final answer
    x = 23,429.41

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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.