Home / 63,011.88-86,956.38-34,718.18

Finding the Fourth Proportional to 63,011.88, 86,956.38 and 34,718.18

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Solution

The fourth proportional to 63,011.88, 86,956.38 and 34,718.18 is: 47,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,011.88 : 86,956.38 = 34,718.18 : x
  2. Step 2: Convert to fraction form
    63,011.88/86,956.38 = 34,718.18/x
  3. Step 3: Cross multiply
    63,011.88x = 86,956.38 × 34,718.18
  4. Step 4: Simplify right side
    63,011.88x = 3,018,967,252.99
  5. Step 5: Solve for x
    x = 3,018,967,252.99/63,011.88
  6. Step 6: Final answer
    x = 47,911.08

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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.