Home / 19,565.23-29,328.56-12,525.22

Finding the Fourth Proportional to 19,565.23, 29,328.56 and 12,525.22

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Solution

The fourth proportional to 19,565.23, 29,328.56 and 12,525.22 is: 18,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.23 : 29,328.56 = 12,525.22 : x
  2. Step 2: Convert to fraction form
    19,565.23/29,328.56 = 12,525.22/x
  3. Step 3: Cross multiply
    19,565.23x = 29,328.56 × 12,525.22
  4. Step 4: Simplify right side
    19,565.23x = 367,346,666.28
  5. Step 5: Solve for x
    x = 367,346,666.28/19,565.23
  6. Step 6: Final answer
    x = 18,775.48

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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.