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Finding the Fourth Proportional to 28,039.68, 41,984.64 and 24,718.08

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Solution

The fourth proportional to 28,039.68, 41,984.64 and 24,718.08 is: 37,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039.68 : 41,984.64 = 24,718.08 : x
  2. Step 2: Convert to fraction form
    28,039.68/41,984.64 = 24,718.08/x
  3. Step 3: Cross multiply
    28,039.68x = 41,984.64 × 24,718.08
  4. Step 4: Simplify right side
    28,039.68x = 1,037,779,690.29
  5. Step 5: Solve for x
    x = 1,037,779,690.29/28,039.68
  6. Step 6: Final answer
    x = 37,011.11

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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.