Home / 19,965.95-29,886.63-14,706.91

Finding the Fourth Proportional to 19,965.95, 29,886.63 and 14,706.91

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Solution

The fourth proportional to 19,965.95, 29,886.63 and 14,706.91 is: 22,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.95 : 29,886.63 = 14,706.91 : x
  2. Step 2: Convert to fraction form
    19,965.95/29,886.63 = 14,706.91/x
  3. Step 3: Cross multiply
    19,965.95x = 29,886.63 × 14,706.91
  4. Step 4: Simplify right side
    19,965.95x = 439,539,977.61
  5. Step 5: Solve for x
    x = 439,539,977.61/19,965.95
  6. Step 6: Final answer
    x = 22,014.48

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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.