Home / 30,337.60-45,526.89-10,616.32

Finding the Fourth Proportional to 30,337.60, 45,526.89 and 10,616.32

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Solution

The fourth proportional to 30,337.60, 45,526.89 and 10,616.32 is: 15,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.60 : 45,526.89 = 10,616.32 : x
  2. Step 2: Convert to fraction form
    30,337.60/45,526.89 = 10,616.32/x
  3. Step 3: Cross multiply
    30,337.60x = 45,526.89 × 10,616.32
  4. Step 4: Simplify right side
    30,337.60x = 483,327,979.76
  5. Step 5: Solve for x
    x = 483,327,979.76/30,337.60
  6. Step 6: Final answer
    x = 15,931.65

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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.