Home / 65,031.40-97,547.10-25,589.80

Finding the Fourth Proportional to 65,031.40, 97,547.10 and 25,589.80

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Solution

The fourth proportional to 65,031.40, 97,547.10 and 25,589.80 is: 38,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,031.40 : 97,547.10 = 25,589.80 : x
  2. Step 2: Convert to fraction form
    65,031.40/97,547.10 = 25,589.80/x
  3. Step 3: Cross multiply
    65,031.40x = 97,547.10 × 25,589.80
  4. Step 4: Simplify right side
    65,031.40x = 2,496,210,779.58
  5. Step 5: Solve for x
    x = 2,496,210,779.58/65,031.40
  6. Step 6: Final answer
    x = 38,384.70

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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.