Home / 42,029.08-63,047.66-13,943.16

Finding the Fourth Proportional to 42,029.08, 63,047.66 and 13,943.16

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Solution

The fourth proportional to 42,029.08, 63,047.66 and 13,943.16 is: 20,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,029.08 : 63,047.66 = 13,943.16 : x
  2. Step 2: Convert to fraction form
    42,029.08/63,047.66 = 13,943.16/x
  3. Step 3: Cross multiply
    42,029.08x = 63,047.66 × 13,943.16
  4. Step 4: Simplify right side
    42,029.08x = 879,083,611.01
  5. Step 5: Solve for x
    x = 879,083,611.01/42,029.08
  6. Step 6: Final answer
    x = 20,916.08

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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.