Home / 23,353.78-35,030.70-18,703.36

Finding the Fourth Proportional to 23,353.78, 35,030.70 and 18,703.36

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Solution

The fourth proportional to 23,353.78, 35,030.70 and 18,703.36 is: 28,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,353.78 : 35,030.70 = 18,703.36 : x
  2. Step 2: Convert to fraction form
    23,353.78/35,030.70 = 18,703.36/x
  3. Step 3: Cross multiply
    23,353.78x = 35,030.70 × 18,703.36
  4. Step 4: Simplify right side
    23,353.78x = 655,191,988.07
  5. Step 5: Solve for x
    x = 655,191,988.07/23,353.78
  6. Step 6: Final answer
    x = 28,055.08

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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.