Home / 45,844.29-63,302.72-28,875.87

Finding the Fourth Proportional to 45,844.29, 63,302.72 and 28,875.87

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Solution

The fourth proportional to 45,844.29, 63,302.72 and 28,875.87 is: 39,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,844.29 : 63,302.72 = 28,875.87 : x
  2. Step 2: Convert to fraction form
    45,844.29/63,302.72 = 28,875.87/x
  3. Step 3: Cross multiply
    45,844.29x = 63,302.72 × 28,875.87
  4. Step 4: Simplify right side
    45,844.29x = 1,827,920,968.99
  5. Step 5: Solve for x
    x = 1,827,920,968.99/45,844.29
  6. Step 6: Final answer
    x = 39,872.38

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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.