Home / 22,664.03-31,280.85-14,482.40

Finding the Fourth Proportional to 22,664.03, 31,280.85 and 14,482.40

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Solution

The fourth proportional to 22,664.03, 31,280.85 and 14,482.40 is: 19,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.03 : 31,280.85 = 14,482.40 : x
  2. Step 2: Convert to fraction form
    22,664.03/31,280.85 = 14,482.40/x
  3. Step 3: Cross multiply
    22,664.03x = 31,280.85 × 14,482.40
  4. Step 4: Simplify right side
    22,664.03x = 453,021,625.64
  5. Step 5: Solve for x
    x = 453,021,625.64/22,664.03
  6. Step 6: Final answer
    x = 19,988.58

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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.