Home / 34,129.60-47,098.06-19,792.00

Finding the Fourth Proportional to 34,129.60, 47,098.06 and 19,792.00

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Solution

The fourth proportional to 34,129.60, 47,098.06 and 19,792.00 is: 27,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.60 : 47,098.06 = 19,792.00 : x
  2. Step 2: Convert to fraction form
    34,129.60/47,098.06 = 19,792.00/x
  3. Step 3: Cross multiply
    34,129.60x = 47,098.06 × 19,792.00
  4. Step 4: Simplify right side
    34,129.60x = 932,164,547.99
  5. Step 5: Solve for x
    x = 932,164,547.99/34,129.60
  6. Step 6: Final answer
    x = 27,312.49

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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.