Home / 25,688.36-38,543.68-9,060.28

Finding the Fourth Proportional to 25,688.36, 38,543.68 and 9,060.28

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Solution

The fourth proportional to 25,688.36, 38,543.68 and 9,060.28 is: 13,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.36 : 38,543.68 = 9,060.28 : x
  2. Step 2: Convert to fraction form
    25,688.36/38,543.68 = 9,060.28/x
  3. Step 3: Cross multiply
    25,688.36x = 38,543.68 × 9,060.28
  4. Step 4: Simplify right side
    25,688.36x = 349,216,533.03
  5. Step 5: Solve for x
    x = 349,216,533.03/25,688.36
  6. Step 6: Final answer
    x = 13,594.35

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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.