Home / 14,320.61-19,762.43-8,032.97

Finding the Fourth Proportional to 14,320.61, 19,762.43 and 8,032.97

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Solution

The fourth proportional to 14,320.61, 19,762.43 and 8,032.97 is: 11,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.61 : 19,762.43 = 8,032.97 : x
  2. Step 2: Convert to fraction form
    14,320.61/19,762.43 = 8,032.97/x
  3. Step 3: Cross multiply
    14,320.61x = 19,762.43 × 8,032.97
  4. Step 4: Simplify right side
    14,320.61x = 158,750,967.15
  5. Step 5: Solve for x
    x = 158,750,967.15/14,320.61
  6. Step 6: Final answer
    x = 11,085.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.