Home / 35,873.04-53,807.46-13,688.64

Finding the Fourth Proportional to 35,873.04, 53,807.46 and 13,688.64

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Solution

The fourth proportional to 35,873.04, 53,807.46 and 13,688.64 is: 20,532.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.04 : 53,807.46 = 13,688.64 : x
  2. Step 2: Convert to fraction form
    35,873.04/53,807.46 = 13,688.64/x
  3. Step 3: Cross multiply
    35,873.04x = 53,807.46 × 13,688.64
  4. Step 4: Simplify right side
    35,873.04x = 736,550,949.25
  5. Step 5: Solve for x
    x = 736,550,949.25/35,873.04
  6. Step 6: Final answer
    x = 20,532.16

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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.