Home / 42,152.58-63,239.25-14,075.66

Finding the Fourth Proportional to 42,152.58, 63,239.25 and 14,075.66

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Solution

The fourth proportional to 42,152.58, 63,239.25 and 14,075.66 is: 21,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,152.58 : 63,239.25 = 14,075.66 : x
  2. Step 2: Convert to fraction form
    42,152.58/63,239.25 = 14,075.66/x
  3. Step 3: Cross multiply
    42,152.58x = 63,239.25 × 14,075.66
  4. Step 4: Simplify right side
    42,152.58x = 890,133,865.46
  5. Step 5: Solve for x
    x = 890,133,865.46/42,152.58
  6. Step 6: Final answer
    x = 21,116.95

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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.