Home / 21,363.84-32,026.32-15,810.48

Finding the Fourth Proportional to 21,363.84, 32,026.32 and 15,810.48

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Solution

The fourth proportional to 21,363.84, 32,026.32 and 15,810.48 is: 23,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.84 : 32,026.32 = 15,810.48 : x
  2. Step 2: Convert to fraction form
    21,363.84/32,026.32 = 15,810.48/x
  3. Step 3: Cross multiply
    21,363.84x = 32,026.32 × 15,810.48
  4. Step 4: Simplify right side
    21,363.84x = 506,351,491.83
  5. Step 5: Solve for x
    x = 506,351,491.83/21,363.84
  6. Step 6: Final answer
    x = 23,701.33

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1.5x scale

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.