Home / 35,492.55-53,128.08-26,143.13

Finding the Fourth Proportional to 35,492.55, 53,128.08 and 26,143.13

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Solution

The fourth proportional to 35,492.55, 53,128.08 and 26,143.13 is: 39,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.55 : 53,128.08 = 26,143.13 : x
  2. Step 2: Convert to fraction form
    35,492.55/53,128.08 = 26,143.13/x
  3. Step 3: Cross multiply
    35,492.55x = 53,128.08 × 26,143.13
  4. Step 4: Simplify right side
    35,492.55x = 1,388,934,036.45
  5. Step 5: Solve for x
    x = 1,388,934,036.45/35,492.55
  6. Step 6: Final answer
    x = 39,133.11

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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.