Home / 15,145.03-22,602.38-14,142.36

Finding the Fourth Proportional to 15,145.03, 22,602.38 and 14,142.36

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Solution

The fourth proportional to 15,145.03, 22,602.38 and 14,142.36 is: 21,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145.03 : 22,602.38 = 14,142.36 : x
  2. Step 2: Convert to fraction form
    15,145.03/22,602.38 = 14,142.36/x
  3. Step 3: Cross multiply
    15,145.03x = 22,602.38 × 14,142.36
  4. Step 4: Simplify right side
    15,145.03x = 319,650,994.82
  5. Step 5: Solve for x
    x = 319,650,994.82/15,145.03
  6. Step 6: Final answer
    x = 21,106.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.