Home / 29,312.08-43,967.48-7,125.57

Finding the Fourth Proportional to 29,312.08, 43,967.48 and 7,125.57

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Solution

The fourth proportional to 29,312.08, 43,967.48 and 7,125.57 is: 10,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.08 : 43,967.48 = 7,125.57 : x
  2. Step 2: Convert to fraction form
    29,312.08/43,967.48 = 7,125.57/x
  3. Step 3: Cross multiply
    29,312.08x = 43,967.48 × 7,125.57
  4. Step 4: Simplify right side
    29,312.08x = 313,293,320.84
  5. Step 5: Solve for x
    x = 313,293,320.84/29,312.08
  6. Step 6: Final answer
    x = 10,688.20

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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.