Home / 35,392.56-53,070.48-10,429.32

Finding the Fourth Proportional to 35,392.56, 53,070.48 and 10,429.32

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Solution

The fourth proportional to 35,392.56, 53,070.48 and 10,429.32 is: 15,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,392.56 : 53,070.48 = 10,429.32 : x
  2. Step 2: Convert to fraction form
    35,392.56/53,070.48 = 10,429.32/x
  3. Step 3: Cross multiply
    35,392.56x = 53,070.48 × 10,429.32
  4. Step 4: Simplify right side
    35,392.56x = 553,489,018.47
  5. Step 5: Solve for x
    x = 553,489,018.47/35,392.56
  6. Step 6: Final answer
    x = 15,638.57

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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.