Home / 35,427.62-53,127.74-14,362.40

Finding the Fourth Proportional to 35,427.62, 53,127.74 and 14,362.40

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Solution

The fourth proportional to 35,427.62, 53,127.74 and 14,362.40 is: 21,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,427.62 : 53,127.74 = 14,362.40 : x
  2. Step 2: Convert to fraction form
    35,427.62/53,127.74 = 14,362.40/x
  3. Step 3: Cross multiply
    35,427.62x = 53,127.74 × 14,362.40
  4. Step 4: Simplify right side
    35,427.62x = 763,041,623.24
  5. Step 5: Solve for x
    x = 763,041,623.24/35,427.62
  6. Step 6: Final answer
    x = 21,538.05

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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.