Home / 35,186.16-52,750.08-12,995.40

Finding the Fourth Proportional to 35,186.16, 52,750.08 and 12,995.40

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Solution

The fourth proportional to 35,186.16, 52,750.08 and 12,995.40 is: 19,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,186.16 : 52,750.08 = 12,995.40 : x
  2. Step 2: Convert to fraction form
    35,186.16/52,750.08 = 12,995.40/x
  3. Step 3: Cross multiply
    35,186.16x = 52,750.08 × 12,995.40
  4. Step 4: Simplify right side
    35,186.16x = 685,508,389.63
  5. Step 5: Solve for x
    x = 685,508,389.63/35,186.16
  6. Step 6: Final answer
    x = 19,482.33

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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.