Home / 43,125.99-64,689.27-15,045.93

Finding the Fourth Proportional to 43,125.99, 64,689.27 and 15,045.93

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Solution

The fourth proportional to 43,125.99, 64,689.27 and 15,045.93 is: 22,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,125.99 : 64,689.27 = 15,045.93 : x
  2. Step 2: Convert to fraction form
    43,125.99/64,689.27 = 15,045.93/x
  3. Step 3: Cross multiply
    43,125.99x = 64,689.27 × 15,045.93
  4. Step 4: Simplify right side
    43,125.99x = 973,310,228.17
  5. Step 5: Solve for x
    x = 973,310,228.17/43,125.99
  6. Step 6: Final answer
    x = 22,568.99

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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.