Home / 19,750.32-29,625.48-19,312.92

Finding the Fourth Proportional to 19,750.32, 29,625.48 and 19,312.92

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Solution

The fourth proportional to 19,750.32, 29,625.48 and 19,312.92 is: 28,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.32 : 29,625.48 = 19,312.92 : x
  2. Step 2: Convert to fraction form
    19,750.32/29,625.48 = 19,312.92/x
  3. Step 3: Cross multiply
    19,750.32x = 29,625.48 × 19,312.92
  4. Step 4: Simplify right side
    19,750.32x = 572,154,525.20
  5. Step 5: Solve for x
    x = 572,154,525.20/19,750.32
  6. Step 6: Final answer
    x = 28,969.38

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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.