Home / 28,043.10-42,064.65-14,888.70

Finding the Fourth Proportional to 28,043.10, 42,064.65 and 14,888.70

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Solution

The fourth proportional to 28,043.10, 42,064.65 and 14,888.70 is: 22,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043.10 : 42,064.65 = 14,888.70 : x
  2. Step 2: Convert to fraction form
    28,043.10/42,064.65 = 14,888.70/x
  3. Step 3: Cross multiply
    28,043.10x = 42,064.65 × 14,888.70
  4. Step 4: Simplify right side
    28,043.10x = 626,287,954.46
  5. Step 5: Solve for x
    x = 626,287,954.46/28,043.10
  6. Step 6: Final answer
    x = 22,333.05

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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.