Home / 23,985.09-35,980.65-12,876.51

Finding the Fourth Proportional to 23,985.09, 35,980.65 and 12,876.51

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Solution

The fourth proportional to 23,985.09, 35,980.65 and 12,876.51 is: 19,316.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.09 : 35,980.65 = 12,876.51 : x
  2. Step 2: Convert to fraction form
    23,985.09/35,980.65 = 12,876.51/x
  3. Step 3: Cross multiply
    23,985.09x = 35,980.65 × 12,876.51
  4. Step 4: Simplify right side
    23,985.09x = 463,305,199.53
  5. Step 5: Solve for x
    x = 463,305,199.53/23,985.09
  6. Step 6: Final answer
    x = 19,316.38

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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.