Home / 21,341.84-32,012.76-5,759.46

Finding the Fourth Proportional to 21,341.84, 32,012.76 and 5,759.46

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Solution

The fourth proportional to 21,341.84, 32,012.76 and 5,759.46 is: 8,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341.84 : 32,012.76 = 5,759.46 : x
  2. Step 2: Convert to fraction form
    21,341.84/32,012.76 = 5,759.46/x
  3. Step 3: Cross multiply
    21,341.84x = 32,012.76 × 5,759.46
  4. Step 4: Simplify right side
    21,341.84x = 184,376,210.71
  5. Step 5: Solve for x
    x = 184,376,210.71/21,341.84
  6. Step 6: Final answer
    x = 8,639.19

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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.