Home / 34,326.59-47,368.75-19,218.99

Finding the Fourth Proportional to 34,326.59, 47,368.75 and 19,218.99

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Solution

The fourth proportional to 34,326.59, 47,368.75 and 19,218.99 is: 26,521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,326.59 : 47,368.75 = 19,218.99 : x
  2. Step 2: Convert to fraction form
    34,326.59/47,368.75 = 19,218.99/x
  3. Step 3: Cross multiply
    34,326.59x = 47,368.75 × 19,218.99
  4. Step 4: Simplify right side
    34,326.59x = 910,379,547.93
  5. Step 5: Solve for x
    x = 910,379,547.93/34,326.59
  6. Step 6: Final answer
    x = 26,521.12

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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.