Home / 29,125.86-43,688.88-19,263.12

Finding the Fourth Proportional to 29,125.86, 43,688.88 and 19,263.12

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Solution

The fourth proportional to 29,125.86, 43,688.88 and 19,263.12 is: 28,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,125.86 : 43,688.88 = 19,263.12 : x
  2. Step 2: Convert to fraction form
    29,125.86/43,688.88 = 19,263.12/x
  3. Step 3: Cross multiply
    29,125.86x = 43,688.88 × 19,263.12
  4. Step 4: Simplify right side
    29,125.86x = 841,584,138.11
  5. Step 5: Solve for x
    x = 841,584,138.11/29,125.86
  6. Step 6: Final answer
    x = 28,894.74

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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.