Home / 42,088.51-63,135.55-14,007.43

Finding the Fourth Proportional to 42,088.51, 63,135.55 and 14,007.43

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Solution

The fourth proportional to 42,088.51, 63,135.55 and 14,007.43 is: 21,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,088.51 : 63,135.55 = 14,007.43 : x
  2. Step 2: Convert to fraction form
    42,088.51/63,135.55 = 14,007.43/x
  3. Step 3: Cross multiply
    42,088.51x = 63,135.55 × 14,007.43
  4. Step 4: Simplify right side
    42,088.51x = 884,366,893.57
  5. Step 5: Solve for x
    x = 884,366,893.57/42,088.51
  6. Step 6: Final answer
    x = 21,012.07

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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.