Home / 34,384.51-47,466.17-21,656.40

Finding the Fourth Proportional to 34,384.51, 47,466.17 and 21,656.40

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Solution

The fourth proportional to 34,384.51, 47,466.17 and 21,656.40 is: 29,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,384.51 : 47,466.17 = 21,656.40 : x
  2. Step 2: Convert to fraction form
    34,384.51/47,466.17 = 21,656.40/x
  3. Step 3: Cross multiply
    34,384.51x = 47,466.17 × 21,656.40
  4. Step 4: Simplify right side
    34,384.51x = 1,027,946,363.99
  5. Step 5: Solve for x
    x = 1,027,946,363.99/34,384.51
  6. Step 6: Final answer
    x = 29,895.62

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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.