Home / 14,303.02-19,731.15-12,411.95

Finding the Fourth Proportional to 14,303.02, 19,731.15 and 12,411.95

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Solution

The fourth proportional to 14,303.02, 19,731.15 and 12,411.95 is: 17,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.02 : 19,731.15 = 12,411.95 : x
  2. Step 2: Convert to fraction form
    14,303.02/19,731.15 = 12,411.95/x
  3. Step 3: Cross multiply
    14,303.02x = 19,731.15 × 12,411.95
  4. Step 4: Simplify right side
    14,303.02x = 244,901,917.56
  5. Step 5: Solve for x
    x = 244,901,917.56/14,303.02
  6. Step 6: Final answer
    x = 17,122.40

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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.