Home / 35,423.40-53,140.85-10,465.96

Finding the Fourth Proportional to 35,423.40, 53,140.85 and 10,465.96

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Solution

The fourth proportional to 35,423.40, 53,140.85 and 10,465.96 is: 15,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,423.40 : 53,140.85 = 10,465.96 : x
  2. Step 2: Convert to fraction form
    35,423.40/53,140.85 = 10,465.96/x
  3. Step 3: Cross multiply
    35,423.40x = 53,140.85 × 10,465.96
  4. Step 4: Simplify right side
    35,423.40x = 556,170,010.47
  5. Step 5: Solve for x
    x = 556,170,010.47/35,423.40
  6. Step 6: Final answer
    x = 15,700.64

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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.