Home / 19,357.30-29,018.76-6,875.69

Finding the Fourth Proportional to 19,357.30, 29,018.76 and 6,875.69

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Solution

The fourth proportional to 19,357.30, 29,018.76 and 6,875.69 is: 10,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.30 : 29,018.76 = 6,875.69 : x
  2. Step 2: Convert to fraction form
    19,357.30/29,018.76 = 6,875.69/x
  3. Step 3: Cross multiply
    19,357.30x = 29,018.76 × 6,875.69
  4. Step 4: Simplify right side
    19,357.30x = 199,523,827.07
  5. Step 5: Solve for x
    x = 199,523,827.07/19,357.30
  6. Step 6: Final answer
    x = 10,307.42

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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.