Home / 14,007.30-21,010.95-10,070.70

Finding the Fourth Proportional to 14,007.30, 21,010.95 and 10,070.70

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Solution

The fourth proportional to 14,007.30, 21,010.95 and 10,070.70 is: 15,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.30 : 21,010.95 = 10,070.70 : x
  2. Step 2: Convert to fraction form
    14,007.30/21,010.95 = 10,070.70/x
  3. Step 3: Cross multiply
    14,007.30x = 21,010.95 × 10,070.70
  4. Step 4: Simplify right side
    14,007.30x = 211,594,974.17
  5. Step 5: Solve for x
    x = 211,594,974.17/14,007.30
  6. Step 6: Final answer
    x = 15,106.05

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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.