Home / 25,430.34-38,151.86-17,948.52

Finding the Fourth Proportional to 25,430.34, 38,151.86 and 17,948.52

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Solution

The fourth proportional to 25,430.34, 38,151.86 and 17,948.52 is: 26,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.34 : 38,151.86 = 17,948.52 : x
  2. Step 2: Convert to fraction form
    25,430.34/38,151.86 = 17,948.52/x
  3. Step 3: Cross multiply
    25,430.34x = 38,151.86 × 17,948.52
  4. Step 4: Simplify right side
    25,430.34x = 684,769,332.50
  5. Step 5: Solve for x
    x = 684,769,332.50/25,430.34
  6. Step 6: Final answer
    x = 26,927.26

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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.