Home / 22,780.93-31,417.25-14,283.98

Finding the Fourth Proportional to 22,780.93, 31,417.25 and 14,283.98

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Solution

The fourth proportional to 22,780.93, 31,417.25 and 14,283.98 is: 19,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.93 : 31,417.25 = 14,283.98 : x
  2. Step 2: Convert to fraction form
    22,780.93/31,417.25 = 14,283.98/x
  3. Step 3: Cross multiply
    22,780.93x = 31,417.25 × 14,283.98
  4. Step 4: Simplify right side
    22,780.93x = 448,763,299.24
  5. Step 5: Solve for x
    x = 448,763,299.24/22,780.93
  6. Step 6: Final answer
    x = 19,699.08

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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.