Home / 51,023.29-70,412.98-28,054.08

Finding the Fourth Proportional to 51,023.29, 70,412.98 and 28,054.08

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Solution

The fourth proportional to 51,023.29, 70,412.98 and 28,054.08 is: 38,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.29 : 70,412.98 = 28,054.08 : x
  2. Step 2: Convert to fraction form
    51,023.29/70,412.98 = 28,054.08/x
  3. Step 3: Cross multiply
    51,023.29x = 70,412.98 × 28,054.08
  4. Step 4: Simplify right side
    51,023.29x = 1,975,371,373.96
  5. Step 5: Solve for x
    x = 1,975,371,373.96/51,023.29
  6. Step 6: Final answer
    x = 38,715.10

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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.