Home / 35,663.18-49,215.15-19,748.63

Finding the Fourth Proportional to 35,663.18, 49,215.15 and 19,748.63

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Solution

The fourth proportional to 35,663.18, 49,215.15 and 19,748.63 is: 27,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.18 : 49,215.15 = 19,748.63 : x
  2. Step 2: Convert to fraction form
    35,663.18/49,215.15 = 19,748.63/x
  3. Step 3: Cross multiply
    35,663.18x = 49,215.15 × 19,748.63
  4. Step 4: Simplify right side
    35,663.18x = 971,931,541.67
  5. Step 5: Solve for x
    x = 971,931,541.67/35,663.18
  6. Step 6: Final answer
    x = 27,253.09

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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.