Home / 34,012.19-51,018.40-10,319.93

Finding the Fourth Proportional to 34,012.19, 51,018.40 and 10,319.93

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Solution

The fourth proportional to 34,012.19, 51,018.40 and 10,319.93 is: 15,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.19 : 51,018.40 = 10,319.93 : x
  2. Step 2: Convert to fraction form
    34,012.19/51,018.40 = 10,319.93/x
  3. Step 3: Cross multiply
    34,012.19x = 51,018.40 × 10,319.93
  4. Step 4: Simplify right side
    34,012.19x = 526,506,265.11
  5. Step 5: Solve for x
    x = 526,506,265.11/34,012.19
  6. Step 6: Final answer
    x = 15,479.93

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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.