Home / 19,572.24-29,319.47-9,681.33

Finding the Fourth Proportional to 19,572.24, 29,319.47 and 9,681.33

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Solution

The fourth proportional to 19,572.24, 29,319.47 and 9,681.33 is: 14,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.24 : 29,319.47 = 9,681.33 : x
  2. Step 2: Convert to fraction form
    19,572.24/29,319.47 = 9,681.33/x
  3. Step 3: Cross multiply
    19,572.24x = 29,319.47 × 9,681.33
  4. Step 4: Simplify right side
    19,572.24x = 283,851,416.09
  5. Step 5: Solve for x
    x = 283,851,416.09/19,572.24
  6. Step 6: Final answer
    x = 14,502.76

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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.