Home / 42,351.15-63,510.59-14,263.66

Finding the Fourth Proportional to 42,351.15, 63,510.59 and 14,263.66

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Solution

The fourth proportional to 42,351.15, 63,510.59 and 14,263.66 is: 21,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.15 : 63,510.59 = 14,263.66 : x
  2. Step 2: Convert to fraction form
    42,351.15/63,510.59 = 14,263.66/x
  3. Step 3: Cross multiply
    42,351.15x = 63,510.59 × 14,263.66
  4. Step 4: Simplify right side
    42,351.15x = 905,893,339.04
  5. Step 5: Solve for x
    x = 905,893,339.04/42,351.15
  6. Step 6: Final answer
    x = 21,390.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.