Home / 12,342.23-18,526.47-10,030.15

Finding the Fourth Proportional to 12,342.23, 18,526.47 and 10,030.15

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Solution

The fourth proportional to 12,342.23, 18,526.47 and 10,030.15 is: 15,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.23 : 18,526.47 = 10,030.15 : x
  2. Step 2: Convert to fraction form
    12,342.23/18,526.47 = 10,030.15/x
  3. Step 3: Cross multiply
    12,342.23x = 18,526.47 × 10,030.15
  4. Step 4: Simplify right side
    12,342.23x = 185,823,273.07
  5. Step 5: Solve for x
    x = 185,823,273.07/12,342.23
  6. Step 6: Final answer
    x = 15,055.89

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1.5x scale

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.