Home / 32,931.93-45,445.60-18,785.01

Finding the Fourth Proportional to 32,931.93, 45,445.60 and 18,785.01

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Solution

The fourth proportional to 32,931.93, 45,445.60 and 18,785.01 is: 25,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931.93 : 45,445.60 = 18,785.01 : x
  2. Step 2: Convert to fraction form
    32,931.93/45,445.60 = 18,785.01/x
  3. Step 3: Cross multiply
    32,931.93x = 45,445.60 × 18,785.01
  4. Step 4: Simplify right side
    32,931.93x = 853,696,050.46
  5. Step 5: Solve for x
    x = 853,696,050.46/32,931.93
  6. Step 6: Final answer
    x = 25,923.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.