Home / 34,370.04-47,434.59-19,266.78

Finding the Fourth Proportional to 34,370.04, 47,434.59 and 19,266.78

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Solution

The fourth proportional to 34,370.04, 47,434.59 and 19,266.78 is: 26,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370.04 : 47,434.59 = 19,266.78 : x
  2. Step 2: Convert to fraction form
    34,370.04/47,434.59 = 19,266.78/x
  3. Step 3: Cross multiply
    34,370.04x = 47,434.59 × 19,266.78
  4. Step 4: Simplify right side
    34,370.04x = 913,911,809.92
  5. Step 5: Solve for x
    x = 913,911,809.92/34,370.04
  6. Step 6: Final answer
    x = 26,590.36

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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.