Home / 35,521.60-53,280.56-10,561.88

Finding the Fourth Proportional to 35,521.60, 53,280.56 and 10,561.88

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Solution

The fourth proportional to 35,521.60, 53,280.56 and 10,561.88 is: 15,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.60 : 53,280.56 = 10,561.88 : x
  2. Step 2: Convert to fraction form
    35,521.60/53,280.56 = 10,561.88/x
  3. Step 3: Cross multiply
    35,521.60x = 53,280.56 × 10,561.88
  4. Step 4: Simplify right side
    35,521.60x = 562,742,881.05
  5. Step 5: Solve for x
    x = 562,742,881.05/35,521.60
  6. Step 6: Final answer
    x = 15,842.27

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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.