Home / 21,573.14-32,368.95-14,579.46

Finding the Fourth Proportional to 21,573.14, 32,368.95 and 14,579.46

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Solution

The fourth proportional to 21,573.14, 32,368.95 and 14,579.46 is: 21,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.14 : 32,368.95 = 14,579.46 : x
  2. Step 2: Convert to fraction form
    21,573.14/32,368.95 = 14,579.46/x
  3. Step 3: Cross multiply
    21,573.14x = 32,368.95 × 14,579.46
  4. Step 4: Simplify right side
    21,573.14x = 471,921,811.77
  5. Step 5: Solve for x
    x = 471,921,811.77/21,573.14
  6. Step 6: Final answer
    x = 21,875.44

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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.