Home / 10,277.78-15,342.30-9,032.24

Finding the Fourth Proportional to 10,277.78, 15,342.30 and 9,032.24

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Solution

The fourth proportional to 10,277.78, 15,342.30 and 9,032.24 is: 13,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.78 : 15,342.30 = 9,032.24 : x
  2. Step 2: Convert to fraction form
    10,277.78/15,342.30 = 9,032.24/x
  3. Step 3: Cross multiply
    10,277.78x = 15,342.30 × 9,032.24
  4. Step 4: Simplify right side
    10,277.78x = 138,575,259.04
  5. Step 5: Solve for x
    x = 138,575,259.04/10,277.78
  6. Step 6: Final answer
    x = 13,483.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.