Home / 42,461.69-63,693.95-19,088.19

Finding the Fourth Proportional to 42,461.69, 63,693.95 and 19,088.19

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Solution

The fourth proportional to 42,461.69, 63,693.95 and 19,088.19 is: 28,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,461.69 : 63,693.95 = 19,088.19 : x
  2. Step 2: Convert to fraction form
    42,461.69/63,693.95 = 19,088.19/x
  3. Step 3: Cross multiply
    42,461.69x = 63,693.95 × 19,088.19
  4. Step 4: Simplify right side
    42,461.69x = 1,215,802,124.01
  5. Step 5: Solve for x
    x = 1,215,802,124.01/42,461.69
  6. Step 6: Final answer
    x = 28,632.92

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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.