Home / 63,013.07-86,954.04-34,718.76

Finding the Fourth Proportional to 63,013.07, 86,954.04 and 34,718.76

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Solution

The fourth proportional to 63,013.07, 86,954.04 and 34,718.76 is: 47,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,013.07 : 86,954.04 = 34,718.76 : x
  2. Step 2: Convert to fraction form
    63,013.07/86,954.04 = 34,718.76/x
  3. Step 3: Cross multiply
    63,013.07x = 86,954.04 × 34,718.76
  4. Step 4: Simplify right side
    63,013.07x = 3,018,936,445.79
  5. Step 5: Solve for x
    x = 3,018,936,445.79/63,013.07
  6. Step 6: Final answer
    x = 47,909.68

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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.