Home / 19,031.04-26,262.81-10,647.54

Finding the Fourth Proportional to 19,031.04, 26,262.81 and 10,647.54

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Solution

The fourth proportional to 19,031.04, 26,262.81 and 10,647.54 is: 14,693.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.04 : 26,262.81 = 10,647.54 : x
  2. Step 2: Convert to fraction form
    19,031.04/26,262.81 = 10,647.54/x
  3. Step 3: Cross multiply
    19,031.04x = 26,262.81 × 10,647.54
  4. Step 4: Simplify right side
    19,031.04x = 279,634,319.99
  5. Step 5: Solve for x
    x = 279,634,319.99/19,031.04
  6. Step 6: Final answer
    x = 14,693.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.